Company lists · Data verified August 2026

Top 25 Cross-platform mobile development companies based in Poland

Name: Cross-platform mobile development companies based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 111 companies tracked

There are 111 cross-platform mobile development companies headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 947 professional contacts across them, including 243 with verified work emails and 11 with mobile numbers. Warsaw is the largest hub.

This list covers cross-platform mobile development companies headquartered in Poland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

111Companies

947Contacts tracked

243Verified emails

11Mobile numbers

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The 25 largest cross-platform mobile development companies based in Poland

Ranked by team size

Top 25 of 111 cross-platform mobile development companies based in Poland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Callstack	Wroclaw	201-500	235	141
2	Droids On Roids	Wroclaw	51-200	78	2
3	Brightech	Wroclaw	51-200	74	3
4	Mainsoft	Warsaw	51-200	61	6
5	Appchance Mobile Commerce Experts	Poznan Wielkopolska	11-50	35	23
6	EL Passion	Warsaw	51-200	33	2
7	Topdevs Corp	Warszawa	11-50	29	4
8	gmi.software	Gdansk	11-50	24	2
9	Grandreves	Wroclaw	11-50	19	6
10	Atmosphere Apps	Rzeszow	11-50	18	1
11	Altconnect	Tarnow	11-50	17	9
12	The Code Brothers	Siemianowice Slaskie	1-10	9	5
13	Goapps	Bialystok	11-50	9	3
14	Iterators Mobile	Warsaw	1-10	8	4
15	Goodsoft	Bialystok	1-10	7	5
16	Enkoss	Cracow	1-10	7	3
17	Basquare	Przemysl	11-50	7	2
18	Codigee	Poznan	11-50	6	4
19	Outline	Warszawa	1-10	6	3
20	Letiko	Warsaw	1-10	5	1
21	Marcom Mobile	Rzeszow	1-10	5	1
22	appery.io	Warsaw	51-200	3	1
23	Purple Stone	Limanowa	1-10	3	1
24	Coded Projects	Mokotow	1-10	2	2
25	Mobidatok	Krakow	1-10	2	2

Showing 25 of 111 cross-platform mobile development companies based in Poland

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Cross-platform mobile development companies based in Poland at a glance

As of Aug 28, 2026

1-10Median size (employees)

WarsawLargest hub · 20 HQs

11Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Cross-platform mobile development companies by metro

Metro	Companies
Cross-platform mobile development companies in Warsaw	20
Cross-platform mobile development companies in Wroclaw	12
Cross-platform mobile development companies in Krakow	10
Cross-platform mobile development companies in Warszawa	8
Cross-platform mobile development companies in Rzeszow	7
Cross-platform mobile development companies in Poznan	6
Cross-platform mobile development companies in Gdansk	4

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “cross-platform mobile development companies”, with match quality audited by blind human judging, and headquartered in Poland.
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: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cross-platform mobile development companies are there based in Poland?

There are 111 cross-platform mobile development companies headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

Callstack, headquartered in Wroclaw, tops this list with the largest team on record.

Which city has the most cross-platform mobile development companies?

Warsaw leads with 20 headquartered companies, followed by Wroclaw (12) and Krakow (10).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 243 verified decision-maker contacts tracked across these 111 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.