Company lists · Data refreshed September 2026

Top 25 Custom web application developers based in Poland

Name: Custom web application developers based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 505 companies tracked

RevenueBase identified 505 company matches for custom web application developers associated with Poland as of September 2026 and tracks 2,826 professional contacts across them, including 559 with verified work emails. Warsaw is the largest hub.

This list covers company matches for custom web application developers associated with Poland, 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 19, 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 19, 2026 How this list was built

505Companies

2,826Contacts tracked

559Verified emails

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The 25 largest custom web application developers based in Poland

Ranked by team size

Top 25 of 505 company matches for custom web application developers based in Poland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	SAWIT	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	n/a	284 contacts →
	Exact match “SAWIT - sawit.pl - was founded in 2014 in order to supply B2B services in programming and web development.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	9bits	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	51-200	147 contacts →
	Exact match “9bits is a high-grade software developer that designs custom applications for global clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Fingoweb	Exact match	Kraków, PolandHQ recorded Sep 19, 2026	51-200	58 contacts →
	Exact match “Outside the box IT solutions - from concept to implementation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Binarapps	Exact match	Lodz, PolandHQ recorded Sep 19, 2026	51-200	55 contacts →
	Exact match “We are a team of web and mobile developers who are passionate about new technologies.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Panowie Programiści	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	44 contacts →
	Exact match “Jesteśmy studiem developerskim dla kreatywnych.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Eversis	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	51-200	40 contacts →
	Exact match “Focus on your business.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Droptica	Exact match	Wrocław, PolandHQ recorded Sep 19, 2026	51-200	39 contacts →
	Exact match “Solid Open Source solutions for ambitious companies – that’s what Droptica stands for.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Appchance Mobile Commerce Experts	Exact match	Poznań, PolandHQ recorded Sep 19, 2026	11-50	35 contacts →
	Exact match “We are an experienced design & development studio specializing in creating mobile applications, Ruby on Rails apps and responsive web design.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Sidnet	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	31 contacts →
	Exact match “Software Development Company Based in Poland.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	MDA Group Sp. Z O.O	Exact match	Poznań, PolandHQ recorded Sep 19, 2026	11-50	31 contacts →
	Exact match “We are a team of creative individuals with over 19 years of experience.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Appverk	Exact match	Poznań, PolandHQ recorded Sep 19, 2026	11-50	30 contacts →
	Exact match “AppVerk is a software house operating on the European market since 2014, while the company goes back much further, to the beginnings of portals Wykop.pl and Tablica.pl.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Ambiscale	Exact match	Wrocław, PolandHQ recorded Sep 19, 2026	11-50	29 contacts →
	Exact match “ambiscale is a one-stop shop for all your digital needs.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	VAO	Exact match	Poznan, PolandHQ recorded Sep 19, 2026	11-50	27 contacts →
	Exact match “Founded in 2004, VAO is an internet software house working closely with international and domestic customers.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Apilia	Exact match	Poznań, PolandHQ recorded Sep 19, 2026	11-50	24 contacts →
	Exact match “Since 2009 we have been providing software development services and IT outsourcing.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Smartym PRO	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	24 contacts →
	Exact match “Smartym Pro is a full-cycle custom software development company headquartered in Warsaw, Poland (EU).” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	devforth.io	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	23 contacts →
	Exact match “We develop qualitative & modern web and mobile software for your business” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Develtio	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	23 contacts →
	Exact match “Develtio is the best software development partner for your business.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	MAD Mountain	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	20 contacts →
	Exact match “We believe projects can be delivered on time with high quality.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Moose Sp. Z O.O	Exact match	Białystok, PolandHQ recorded Sep 19, 2026	11-50	18 contacts →
	Exact match “We are a company specializing in developing dedicated software solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Moonbite S.A	Exact match	Rzeszów, PolandHQ recorded Sep 19, 2026	11-50	17 contacts →
	Exact match “We are a team of dedicated professionals who are passionate about collaborating with our clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Goonline	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	17 contacts →
	Exact match “We are a software house that you will love.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	DEV And Deliver	Exact match	Krowodrza, PolandHQ recorded Sep 19, 2026	11-50	16 contacts →
	Exact match “Dev and Deliver is a JavaScript-focused software house based in Kraków, Poland, building end-to-end digital products with Next.js, NestJS, and React.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	chop-chop.org	Exact match	Toruń, PolandHQ recorded Sep 19, 2026	51-200	16 contacts →
	Exact match “We specialize in crafting dedicated web solutions for agencies, business owners and e-commerce clients.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Antagosoft WEB & Mobile Development For Your Business Growth	Exact match	Kraków, PolandHQ recorded Sep 19, 2026	11-50	16 contacts →
	Exact match “Antagosoft creates complex websites and mobile apps for startups, SMBs, and industrial facilities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Beside The Park	Exact match	Warsaw, PolandHQ recorded Sep 19, 2026	11-50	14 contacts →
	Exact match “Beside The Park is a software development house located in Warsaw, where in a friendly and informal atmosphere we create software used by millions of people.” Recorded in the RevenueBase company graph · Sep 19, 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 web application 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 505 custom web application developers based in Poland

See the full list, filter by size, metro and specialty, and access 559 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom web application developers based in Poland at a glance

As of Sep 19, 2026

19.8%Verified-email coverage

5.6Average contacts per company

1-10Median size (employees)

21.0%Largest-city concentration · Warsaw

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

333

11-50

160

51-200

Email recency for this list is measured worldwide rather than for Poland, so it is reported there. Company counts and contact totals on this page are exact for Poland, over 505 companies.

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 Poland whose business descriptions match “custom web application 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. 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 559 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 19, 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 web application developers by metro

Custom web application developers in Warsaw106

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 web application developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom web application developers are there based in Poland?

RevenueBase identified 505 company matches for custom web application developers associated with Poland 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?

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

Which city has the most custom web application developers?

Warsaw leads with 106 company records, followed by Poznan (36) and Wroclaw (35).

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 559 professional contacts with verified work emails tracked across these 505 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 19, 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.