Company lists · Data refreshed November 2026

Top 25 Cross-browser compatibility testing services worldwide

RevenueBase identified 160 company matches for cross-browser compatibility testing services worldwide as of November 2026 and tracks 4,162 professional contacts across them, including 1,195 with verified work emails. India is the largest market and Ahmedabad the largest hub.

This list covers company matches for cross-browser compatibility testing services 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 November 6, 2026. Country and city lists for cross-browser compatibility testing services 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
160Companies
4,162Contacts tracked
1,195Verified emails
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The 25 largest cross-browser compatibility testing services worldwide

Ranked by team size
Top 25 of 160 company matches for cross-browser compatibility testing services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchDublin, IrelandHQ recorded Nov 6, 20261,001-5,0001,826 contacts →

Exact match

“BrowserStack is the world’s leading software testing platform, powered by AI and trusted by over teams, including Amazon, Microsoft, and NVIDIA, to deliver quality software at…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“EchoLogyx started with a simple idea – provide test development and QA support to the Conversion Rate Optimization teams.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200189 contacts →

Exact match

“QSG (Quality Service Group) is an independent Software testing and test automation company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMilan, ItalyHQ recorded Nov 6, 202651-200182 contacts →

Exact match

“UNGUESS is a cutting-edge crowdsourcing platform that offers quick, effective tests and real insights whenever you need them.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTel Aviv, IsraelHQ recorded Nov 6, 2026201-500153 contacts →

Exact match

“Tesnet Group is Israel leading specialist software testing company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“QAble is one of the top names when it comes to software testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAurora, CO, United StatesHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Founded in and located in metro Denver, Colorado, iBeta Quality Assurance specializes in “QA on Demand” for software: functionality, compatibility, security, load/performance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCheltenham, United KingdomHQ recorded Nov 6, 202611-5088 contacts →

Exact match

“BugFinders is a world wide leading crowdsourced software testing company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“PLUS QA makes software testing simple.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRedding, CA, United StatesHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“Shasta QA is an American OurSourcing software-testing company with offices located in Northern California and the Midwest.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“As a leading provider of software quality assurance/testing services, we leverage cutting-edge testing strategies and tools to deliver comprehensive and tailored QA/testing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHyderabad, IndiaHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“ClicQA is an Independent Software Testing company dedicated to cater a wide range of software testing services to clients across the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“Pcloudy - The Real Device Cloud with Intelligence Most enterprise QA teams are stuck choosing between speed and security.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMontevideo, UruguayHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“We help release effective, fast and secure applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAsnières-sur-seine, FranceHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“La passion du Digital Testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Since 2006, Passed has been helping medium and large enterprises deliver stable, secure and business-critical software through independent software testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPort Louis, MauritiusHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Rubric is a Mauritius-headquartered digital consulting and technology company with a growing regional presence across Africa and the Indian Ocean region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“At PerfectQA, we understand the importance of ensuring software solutions are of the highest quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMontevideo, UruguayHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“Abstracta is a world leading company specialized in Software Testing Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNoida, IndiaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“UpDoer Technology is an independent software testing and QA company and have established with the aim to deliver high quality products according to the current market trends with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchJena, GermanyHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Do you want to put your software to the test?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNoida, IndiaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Welcome to Oakava Technologies, where quality meets innovation in the world of software testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMarseille, FranceHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“StarDust supports its customers throughout the process of creating and launching their digital solutions (mobile apps, websites, other technologies).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMontréal, CanadaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“BlackBox QA is a company of dedicated software testing professionals that are all aligned with a simple objective - to be the best QA team for our partners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHyderabad, IndiaHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“QASSERT is a trusted leader in Software Testing and Quality Assurance, renowned for delivering exceptional testing solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 160 cross-browser compatibility testing services worldwide

See the full list, filter by size, metro and specialty, and access 1,195 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cross-browser compatibility testing services worldwide at a glance

As of Nov 6, 2026
28.7%Verified-email coverage
26.0Average contacts per company
11-50Median size (employees)
3.8%Largest-city concentration · Ahmedabad
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
77
11-50
51
51-200
27
201-500
3
501-1,000
1
1,001-5,000
1

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 cross-browser compatibility testing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “cross-browser compatibility testing services” 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 1,195 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 November 6, 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.

Cross-browser compatibility testing services by location

2 lists · largest first

Every Cross-browser compatibility testing services 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 “cross-browser compatibility testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cross-browser compatibility testing services are there worldwide?

RevenueBase identified 160 company matches for cross-browser compatibility testing services worldwide as of November 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?

Browserstack tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most cross-browser compatibility testing services?

India leads with 33 companies, followed by the United States (33). Every cross-browser compatibility testing services list by country and city is linked on this page.

Which city has the most cross-browser compatibility testing services?

Ahmedabad leads with 6 company records, followed by Bangalore (6) and Hyderabad (4).

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 1,195 professional contacts with verified work emails tracked across these 160 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 November 6, 2026.

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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.