Company lists · Data refreshed September 2026

Top 25 Custom software development agencies based in Estonia

Name: Custom software development agencies based in Estonia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 1, 2026 256 companies tracked

RevenueBase identified 256 company matches for custom software development agencies associated with Estonia as of September 2026 and tracks 3,807 professional contacts across them, including 1,104 with verified work emails and 44 with mobile numbers. Tallinn is the largest hub.

This list covers company matches for custom software development agencies associated with Estonia, 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 1, 2026.

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 Sep 1, 2026 How this list was built

256Companies

3,807Contacts tracked

1,104Verified emails

44Mobile numbers

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The 25 largest custom software development agencies based in Estonia

Ranked by team size

Top 25 of 256 company matches for custom software development agencies based in Estonia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 1, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Helmes	Exact match	Tallinn, Estonia	1,001-5,000	413 contacts →
	Exact match “Empower your business with amazing software.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
2	IT Craft	Exact match	Tallinn, Estonia	201-500	218 contacts →
	Exact match “For over 20 years, IT Craft has been providing affordable, expert software programming services to clients around the world.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
3	Cleveroad	Exact match	Tallinn, Estonia	201-500	127 contacts →
	Exact match “Cleveroad is a forward-thinking custom software development company dedicated to delivering exceptional services across diverse business sectors, from audacious startups to…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
4	Ralabs	Exact match	Tallinn, Estonia	51-200	119 contacts →
	Exact match “With a proven expertise in developing meaningful solutions, Ralabs is an established tech partner of leaders in many industries, including healthcare and fintech.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
5	Hqsoftware	Exact match	Tallinn, Estonia	51-200	110 contacts →
	Exact match “HQSoftware is a trusted international custom software developer that brings Digital Transformation into your business.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
6	Soft Industry Alliance LTD	Exact match	Tallinn, Estonia	51-200	109 contacts →
	Exact match “Founded in Soft Industry Alliance focused on building a strong core team of professionals.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
7	Breakwater Technology	Exact match	Tallinn, Estonia	51-200	108 contacts →
	Exact match “Breakwater Technology is a technology solutions company passionate about Customer tailored product development.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
8	Finest	Exact match	Tallinn, Estonia	51-200	94 contacts →
	Exact match “FINEST is a privately held company founded and headquartered in Tallinn, Estonia with affiliate in Gdansk, Poland.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
9	Sapientpro	Exact match	Estonia	51-200	75 contacts →
	Exact match “SapientPro is your strategic partner in digital innovation.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
10	Weblegends	Exact match	Tallinn, Estonia	51-200	69 contacts →
	Exact match “WebLegends is a full-service software development company with over 7 years of experience.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
11	Evne Developers	Exact match	Tallinn, Estonia	51-200	68 contacts →
	Exact match “Extensive experience in building 50+ comprehensive custom software products and SaaS solutions for Startup and Enterprise in the US, UK, and EU.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
12	Codeborne	Exact match	Tallinn, Estonia	51-200	60 contacts →
	Exact match “At Codeborne we excel at developing high-quality tailor-made software.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
13	Xdata Group	Exact match	Tallinn, Estonia	51-200	57 contacts →
	Exact match “XData Group is a B2B2C software development company that specializes in providing cutting-edge technology solutions exclusively for banks.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
14	Avalanche Laboratory	Exact match	Tallinn, Estonia	51-200	53 contacts →
	Exact match “Avalanche Laboratory purpose is to be a reliable and long-term business partner to our customers offering them customized software solutions tailored for their business processes.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
15	Brocoders On-Demand Technical Team	Exact match	Tallinn, Estonia	51-200	49 contacts →
	Exact match “We came together as a team more than 9 years ago.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
16	Rezet IT Service Company	Exact match	Tallinn, Estonia	51-200	49 contacts →
	Exact match “Ready to take your Software product to the next level?” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
17	Iglu OÜ	Exact match	Tallinn, Estonia	51-200	48 contacts →
	Exact match “We are a software development powerhouse based in Estonia, but our reach is decidedly global.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
18	Ronas IT	Exact match	Tallin, Estonia	51-200	48 contacts →
	Exact match “We are a dynamic and fast-growing IT company.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
19	Flawless Group	Exact match	City Centre, Estonia	51-200	46 contacts →
	Exact match “Flawless Group is a leading IT company based in Europe, dedicated to providing high-quality solutions for software development since 2004.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
20	Mifort	Exact match	Tallinn, Estonia	51-200	38 contacts →
	Exact match “We are a software development outsourcing company with 9+ years in business and 200+ successful projects.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
21	Perpetio	Exact match	Tallinn, Estonia	51-200	35 contacts →
	Exact match “Since 2014, we've been turning app ideas into market leaders.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
22	Muteki Group	Exact match	Haabersti Linnaosa, Estonia	51-200	34 contacts →
	Exact match “Muteki Group is a software development company founded in Ukraine.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
23	Aktors	Exact match	Tallinn, Estonia	11-50	33 contacts →
	Exact match “Aktors concentrates on software development.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
24	Embrox OÜ	Exact match	Tallinn, Estonia	51-200	31 contacts →
	Exact match “Embrox Solutions is an IT company based in Lviv, Ukraine, and Tallinn, Estonia, that develops a wide range of unique software products.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
25	OPUS	Exact match	Tallinn, Estonia	51-200	29 contacts →
	Exact match “From building information systems and large online stores to professional websites and mobile apps - custom software development is our core expertise.” Recorded in the RevenueBase company graph · Sep 1, 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 “custom software development agencies”. 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 256 custom software development agencies based in Estonia

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Custom software development agencies based in Estonia at a glance

As of Sep 1, 2026

29.0%Verified-email coverage

1.2%Mobile-number coverage

14.9Average contacts per company

11-50Median size (employees)

73.4%Largest-city concentration · Tallinn

Sep 1, 2026Page data refreshed

Companies by employee count

1-10

127

11-50

51-200

201-500

1,001-5,000

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.
What qualifies: Company records associated with Estonia whose business descriptions match “custom software development agencies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,104 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 1, 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.

Custom software development agencies by metro

Custom software development agencies in Tallinn188

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 “custom software development agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom software development agencies are there based in Estonia?

RevenueBase identified 256 company matches for custom software development agencies associated with Estonia 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?

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

Which city has the most custom software development agencies?

Tallinn leads with 188 company records, followed by Tallin (17) and Tartu (13).

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 1,104 professional contacts with verified work emails tracked across these 256 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 1, 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.