Company lists · Data refreshed September 2026
Top 25 Messaging system developers worldwide
RevenueBase identified 268 company matches for messaging system developers worldwide as of September 2026 and tracks 6,891 professional contacts across them, including 645 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for messaging system developers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026. Country and city lists for messaging system developers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest messaging system developers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,394 contacts → | ||||
Exact match “WhatsApp is a fast, simple and reliable way to talk to anyone in the world.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 1,529 contacts → | ||||
Exact match “Pure instant messaging, simple, fast, secure, and synced across all your devices.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 716 contacts → | ||||
Exact match “Rakuten Viber is one of the most trusted and downloaded apps in the world.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 174 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 89 contacts → | ||||
Exact match “At YAL.inc, we are building the future of communication where conversations are more intelligent, accessible, and human.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 86 contacts → | ||||
Exact match “Element is a new type of communications platform.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 82 contacts → | ||||
Exact match “Linq is the infrastructure to build AI agents in iMessage, covering a suite of enterprise-ready APIs for iMessage, SMS, RCS and voice channels, built for engineers and product…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 62 contacts → | ||||
Exact match “Comera is a free-messaging app that allows you to talk to your friends and family via one-to-one chats, voice calls, and video calls through connectivity over mobile data or Wi-Fi.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 28 contacts → | ||||
Exact match “Meet Less.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 27 contacts → | ||||
Exact match “We develop messenger with modern and convenient functionality, unlimited capabilities, secure instruments for business and for generating profits.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 25 contacts → | ||||
Exact match “QP is the world's first premium messaging app designed for creators-of-all-kinds.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “Zangi creates a Private Space of communication.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 19 contacts → | ||||
Exact match “NetSfere is a next-generation secure enterprise communication platform, delivering AI-powered, quantum-resilient messaging to safeguard mission-critical communications in an era…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 19 contacts → | ||||
Exact match “Voxer is a high-performance messaging app that combines the power of live voice with text, photos and videos.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 18 contacts → | ||||
Exact match “Salt is a secure communications system that provides the best armour organisations have to protect their trade secrets and other sensitive, strategic and proprietary information…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 18 contacts → | ||||
Exact match “Olvid, private messaging for everyone.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 18 contacts → | ||||
Exact match “About eBuddy eBuddy is web and mobile messaging for everyone, everywhere!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “Our mission is to make the world more secure and connected.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 16 contacts → | ||||
Exact match “YEO (pronounced ‘Yo’, and an acronym for Your Eye Only) was founded by a team of technology, security and design specialists.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 15 contacts → | ||||
Exact match “Tlon is building the only communication tool you can trust.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 11 contacts → | ||||
Exact match “Tell Me is developed by the young and dynamic engineers in our country, able to adapt the ecosystem of your company, business oriented, user friendly and secure messaging…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 11 contacts → | ||||
Exact match “Session messenger is a secure and decentralised messaging application with end-to-end encryption, robust metadata protection, onion routing, no phone numbers or emails required.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 10 contacts → | ||||
Exact match “TREEBAL offers ethical and eco-responsible instant messaging that guarantees data cybersecurity and digital sobriety of use.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 9 contacts → | ||||
Exact match “Disa Works, Inc.(a/k/a Disa Technologies, Inc.), offers a patented unified messaging framework that integrates multiple messaging services (Telegram, Facebook, SMS/MMS, etc.) into…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “messaging system developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 268 messaging system developers worldwide
See the full list, filter by size, metro and specialty, and access 645 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Messaging system developers worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for messaging system developers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “messaging system developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 645 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Messaging system developers by location
1 lists · largest firstEvery Messaging system developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “messaging system developers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many messaging system developers are there worldwide?
RevenueBase identified 268 company matches for messaging system developers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Whatsapp tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most messaging system developers?
The United States leads with 46 companies. Every messaging system developers list by country and city is linked on this page.
Which city has the most messaging system developers?
London leads with 10 company records, followed by New York (6) and San Francisco (6).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 645 professional contacts with verified work emails tracked across these 268 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 268 messaging system developers worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 messaging system developers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 268 matching company records for messaging system developers worldwide, with 6,891 tracked contacts and 645 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 messaging system developers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Whatsappwhatsapp.comHQ: Menlo Park, CA, United StatesReported employees: Not recorded | Menlo Park, CA, United States | Not recorded | Exact match | 2,394 contacts → |
“WhatsApp is a fast, simple and reliable way to talk to anyone in the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Telegram Messengertelegram.org HQ: Dubai, United Arab EmiratesReported employees: Not recorded | Dubai, United Arab Emirates | Not recorded | Exact match | 1,529 contacts → |
“Pure instant messaging, simple, fast, secure, and synced across all your devices.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Rakuten Viberforbusiness.viber.com HQ: LuxembourgReported employees: 201-500 | Luxembourg | 201-500 | Exact match | 716 contacts → |
“Rakuten Viber is one of the most trusted and downloaded apps in the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | THLtexts.com HQ: United StatesReported employees: 201-500 | United States | 201-500 | Exact match | 174 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | YALyal.chat HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 89 contacts → |
“At YAL.inc, we are building the future of communication where conversations are more intelligent, accessible, and human.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Elementelement.ioHQ: Chiswick, United KingdomReported employees: 51-200 | Chiswick, United Kingdom | 51-200 | Exact match | 86 contacts → |
“Element is a new type of communications platform.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  LINQlinqapp.comHQ: Birmingham, AL, United StatesReported employees: 11-50 | Birmingham, AL, United States | 11-50 | Exact match | 82 contacts → |
“Linq is the infrastructure to build AI agents in iMessage, covering a suite of enterprise-ready APIs for iMessage, SMS, RCS and voice channels, built for engineers and product…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Comeramycomera.com HQ: Abu Dhabi, United Arab EmiratesReported employees: 11-50 | Abu Dhabi, United Arab Emirates | 11-50 | Exact match | 62 contacts → |
“Comera is a free-messaging app that allows you to talk to your friends and family via one-to-one chats, voice calls, and video calls through connectivity over mobile data or Wi-Fi.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Groupin WEB APP APIgroupin.appHQ: Wilmington, DE, United StatesReported employees: 51-200 | Wilmington, DE, United States | 51-200 | Exact match | 28 contacts → |
“Meet Less.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Devteam Groupgem4me.com HQ: Sovetskiy, RussiaReported employees: 51-200 | Sovetskiy, Russia | 51-200 | Exact match | 27 contacts → |
“We develop messenger with modern and convenient functionality, unlimited capabilities, secure instruments for business and for generating profits.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  QPqp.meHQ: Vancouver, BC, CanadaReported employees: 11-50 | Vancouver, BC, Canada | 11-50 | Exact match | 25 contacts → |
“QP is the world's first premium messaging app designed for creators-of-all-kinds.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  ZANGIzangi.comHQ: Santa Clara, CA, United StatesReported employees: 11-50 | Santa Clara, CA, United States | 11-50 | Exact match | 20 contacts → |
“Zangi creates a Private Space of communication.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Netsferenetsfere.comHQ: Arlington Heights, IL, United StatesReported employees: 201-500 | Arlington Heights, IL, United States | 201-500 | Exact match | 19 contacts → |
“NetSfere is a next-generation secure enterprise communication platform, delivering AI-powered, quantum-resilient messaging to safeguard mission-critical communications in an era…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  VOXERvoxer.comHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 19 contacts → |
“Voxer is a high-performance messaging app that combines the power of live voice with text, photos and videos.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Salt Communicationssaltcommunications.comHQ: Belfast, United KingdomReported employees: 11-50 | Belfast, United Kingdom | 11-50 | Exact match | 18 contacts → |
“Salt is a secure communications system that provides the best armour organisations have to protect their trade secrets and other sensitive, strategic and proprietary information…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | OLVIDolvid.io HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 18 contacts → |
“Olvid, private messaging for everyone.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ebuddyebuddy.comHQ: Amsterdam, NetherlandsReported employees: 51-200 | Amsterdam, Netherlands | 51-200 | Exact match | 18 contacts → |
“About eBuddy eBuddy is web and mobile messaging for everyone, everywhere!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dekkosecuredekkosecure.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 16 contacts → |
“Our mission is to make the world more secure and connected.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  YEO Messagingyeomessaging.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 16 contacts → |
“YEO (pronounced ‘Yo’, and an acronym for Your Eye Only) was founded by a team of technology, security and design specialists.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Michatmichat.sg HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 16 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  TLONtlon.ioHQ: San Francisco, United StatesReported employees: 11-50 | San Francisco, United States | 11-50 | Exact match | 15 contacts → |
“Tlon is building the only communication tool you can trust.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Tell MEtellme.gen.trHQ: İstanbul, TürkiyeReported employees: 1-10 | İstanbul, Türkiye | 1-10 | Exact match | 11 contacts → |
“Tell Me is developed by the young and dynamic engineers in our country, able to adapt the ecosystem of your company, business oriented, user friendly and secure messaging…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sessiongetsession.org HQ: Zug, SwitzerlandReported employees: 11-50 | Zug, Switzerland | 11-50 | Exact match | 11 contacts → |
“Session messenger is a secure and decentralised messaging application with end-to-end encryption, robust metadata protection, onion routing, no phone numbers or emails required.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Treebal PROtreebal.greenHQ: Rennes, FranceReported employees: 11-50 | Rennes, France | 11-50 | Exact match | 10 contacts → |
“TREEBAL offers ethical and eco-responsible instant messaging that guarantees data cybersecurity and digital sobriety of use.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Disa Works, INCdisa.imHQ: Astoria, United StatesReported employees: 1-10 | Astoria, United States | 1-10 | Exact match | 9 contacts → |
“Disa Works, Inc.(a/k/a Disa Technologies, Inc.), offers a patented unified messaging framework that integrates multiple messaging services (Telegram, Facebook, SMS/MMS, etc.) into…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 268 company matches
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Messaging system developers: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
268 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 268 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Messaging system developers by location
1 lists · largest firstEvery Messaging system developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for messaging system developers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many messaging system developers did RevenueBase find worldwide?
The saved snapshot records 268 matching company records, 6,891 tracked contacts and 645 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 messaging system developers worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/messaging-system-developers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 messaging system developers worldwide
RevenueBase records 268 matching company records for messaging system developers worldwide, with 6,891 tracked contacts and 645 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 messaging system developers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Whatsappwhatsapp.com HQ: Menlo Park, CA, United StatesReported employees: Not recorded | Menlo Park, CA, United States | Not recorded | Exact match | 2,394 contacts → |
“WhatsApp is a fast, simple and reliable way to talk to anyone in the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Telegram Messengertelegram.org HQ: Dubai, United Arab EmiratesReported employees: Not recorded | Dubai, United Arab Emirates | Not recorded | Exact match | 1,529 contacts → |
“Pure instant messaging, simple, fast, secure, and synced across all your devices.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Rakuten Viberforbusiness.viber.com HQ: LuxembourgReported employees: 201-500 | Luxembourg | 201-500 | Exact match | 716 contacts → |
“Rakuten Viber is one of the most trusted and downloaded apps in the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | THLtexts.com HQ: United StatesReported employees: 201-500 | United States | 201-500 | Exact match | 174 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | YALyal.chat HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 89 contacts → |
“At YAL.inc, we are building the future of communication where conversations are more intelligent, accessible, and human.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Elementelement.io HQ: Chiswick, United KingdomReported employees: 51-200 | Chiswick, United Kingdom | 51-200 | Exact match | 86 contacts → |
“Element is a new type of communications platform.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | LINQlinqapp.com HQ: Birmingham, AL, United StatesReported employees: 11-50 | Birmingham, AL, United States | 11-50 | Exact match | 82 contacts → |
“Linq is the infrastructure to build AI agents in iMessage, covering a suite of enterprise-ready APIs for iMessage, SMS, RCS and voice channels, built for engineers and product…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Comeramycomera.com HQ: Abu Dhabi, United Arab EmiratesReported employees: 11-50 | Abu Dhabi, United Arab Emirates | 11-50 | Exact match | 62 contacts → |
“Comera is a free-messaging app that allows you to talk to your friends and family via one-to-one chats, voice calls, and video calls through connectivity over mobile data or Wi-Fi.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Groupin WEB APP APIgroupin.app HQ: Wilmington, DE, United StatesReported employees: 51-200 | Wilmington, DE, United States | 51-200 | Exact match | 28 contacts → |
“Meet Less.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Devteam Groupgem4me.com HQ: Sovetskiy, RussiaReported employees: 51-200 | Sovetskiy, Russia | 51-200 | Exact match | 27 contacts → |
“We develop messenger with modern and convenient functionality, unlimited capabilities, secure instruments for business and for generating profits.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | QPqp.me HQ: Vancouver, BC, CanadaReported employees: 11-50 | Vancouver, BC, Canada | 11-50 | Exact match | 25 contacts → |
“QP is the world's first premium messaging app designed for creators-of-all-kinds.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | ZANGIzangi.com HQ: Santa Clara, CA, United StatesReported employees: 11-50 | Santa Clara, CA, United States | 11-50 | Exact match | 20 contacts → |
“Zangi creates a Private Space of communication.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Netsferenetsfere.com HQ: Arlington Heights, IL, United StatesReported employees: 201-500 | Arlington Heights, IL, United States | 201-500 | Exact match | 19 contacts → |
“NetSfere is a next-generation secure enterprise communication platform, delivering AI-powered, quantum-resilient messaging to safeguard mission-critical communications in an era…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | VOXERvoxer.com HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 19 contacts → |
“Voxer is a high-performance messaging app that combines the power of live voice with text, photos and videos.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Salt Communicationssaltcommunications.com HQ: Belfast, United KingdomReported employees: 11-50 | Belfast, United Kingdom | 11-50 | Exact match | 18 contacts → |
“Salt is a secure communications system that provides the best armour organisations have to protect their trade secrets and other sensitive, strategic and proprietary information…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | OLVIDolvid.io HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 18 contacts → |
“Olvid, private messaging for everyone.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ebuddyebuddy.com HQ: Amsterdam, NetherlandsReported employees: 51-200 | Amsterdam, Netherlands | 51-200 | Exact match | 18 contacts → |
“About eBuddy eBuddy is web and mobile messaging for everyone, everywhere!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dekkosecuredekkosecure.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 16 contacts → |
“Our mission is to make the world more secure and connected.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | YEO Messagingyeomessaging.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 16 contacts → |
“YEO (pronounced ‘Yo’, and an acronym for Your Eye Only) was founded by a team of technology, security and design specialists.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Michatmichat.sg HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 16 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | TLONtlon.io HQ: San Francisco, United StatesReported employees: 11-50 | San Francisco, United States | 11-50 | Exact match | 15 contacts → |
“Tlon is building the only communication tool you can trust.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Tell MEtellme.gen.tr HQ: İstanbul, TürkiyeReported employees: 1-10 | İstanbul, Türkiye | 1-10 | Exact match | 11 contacts → |
“Tell Me is developed by the young and dynamic engineers in our country, able to adapt the ecosystem of your company, business oriented, user friendly and secure messaging…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sessiongetsession.org HQ: Zug, SwitzerlandReported employees: 11-50 | Zug, Switzerland | 11-50 | Exact match | 11 contacts → |
“Session messenger is a secure and decentralised messaging application with end-to-end encryption, robust metadata protection, onion routing, no phone numbers or emails required.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Treebal PROtreebal.green HQ: Rennes, FranceReported employees: 11-50 | Rennes, France | 11-50 | Exact match | 10 contacts → |
“TREEBAL offers ethical and eco-responsible instant messaging that guarantees data cybersecurity and digital sobriety of use.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Disa Works, INCdisa.im HQ: Astoria, United StatesReported employees: 1-10 | Astoria, United States | 1-10 | Exact match | 9 contacts → |
“Disa Works, Inc.(a/k/a Disa Technologies, Inc.), offers a patented unified messaging framework that integrates multiple messaging services (Telegram, Facebook, SMS/MMS, etc.) into…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 268 company matches
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Messaging system developers: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
268 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 268 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Messaging system developers by location
1 lists · largest firstEvery Messaging system developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for messaging system developers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many messaging system developers did RevenueBase find worldwide?
The saved snapshot records 268 matching company records, 6,891 tracked contacts and 645 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 messaging system developers worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/messaging-system-developers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗