Company lists · Data refreshed September 2026

Top 19 Fintech app development services based in Istanbul, Türkiye

Name: Fintech app development services based in Istanbul, Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 58 companies tracked

RevenueBase identified 58 company matches for fintech app development services associated with Istanbul, Türkiye as of September 2026 and tracks 3,886 professional contacts across them, including 1,678 with verified work emails. Across Türkiye, Istanbul is the largest hub for this category.

This list covers company matches for fintech app development services associated with Istanbul, Türkiye, 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 28, 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 28, 2026 How this list was built

58Companies

3,886Contacts tracked

1,678Verified emails

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The 19 largest fintech app development services based in Istanbul, Türkiye

Ranked by team size

Top 19 of 58 company matches for fintech app development services based in Istanbul, Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Intertech Information Technology And Marketing INC	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1,001-5,000	1,797 contacts →
	Exact match “Founded in 1987 to provide Information Technology services to the finance sector, Intertech has been operating within DenizBank Financial Services Group since 2002.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Papara	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	501-1,000	692 contacts →
	Exact match “Born and raised in Istanbul, we kicked off our journey in 2015, setting out to free everyone from traditional systems and create a world where financial freedom is not just a…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	GTECH	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	201-500	381 contacts →
	Exact match “GTech stands as a pioneering technology enterprise, delivering value-added services and solutions within the realm of digital transformation processes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Infina	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	201-500	222 contacts →
	Exact match “Infina Software, in 1995, has been founded in a partnership structure independent from financial institutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Btcturk Teknoloji	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	51-200	144 contacts →
	Exact match “BtcTurk \| Teknoloji - Finansal Hizmetlerin Geleceğini Şekillendiren Teknolojiler BtcTurk \| Teknoloji olarak, kripto ve finansal hizmetler alanında ileri teknoloji ve…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Tradeware Teknoloji A.Ş	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	51 contacts →
	Exact match “Tradeware Teknoloji A.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Insha Ventures	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	40 contacts →
	Exact match “It is our greatest aspiration to design new financial technology products and bring them together with end users.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Finever	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	21 contacts →
	Exact match “We have been established to bring a new perspective to the financial technology sector!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Smartera	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	18 contacts →
	Exact match “Since 2019, as Smartera, we have been a technology company developing innovative software solutions for the financial sector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Apprecode	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	15 contacts →
	Exact match “AppReCode is a software company founded in 2020, providing innovative Fintech solutions and consulting services to clients primarily in Saudi Arabia and across the Middle East.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Algocor	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Algocor provides institutional-grade execution, data, and connectivity across Borsa Istanbul, centralized exchanges (CEX), and decentralized exchanges (DEX), empowering…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	NEF Solution	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1-10	11 contacts →
	Exact match “Odağımızda “yeniliğin, dönüşümün ve hızın” olduğu, farklı birçok teknoloji ve hizmeti cloud servislerle üreterek birçok endüstriye değer yaratma vizyonu ile kurulduk.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Gramoni̇ Yazilim VE Teknoloji̇ A.Ş	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	51-200	11 contacts →
	Exact match “Yazılım, Danışmanlık, Web Tabanlı Uygulamalar, Mobil Uygulamalar, Workcube ERP, Entegre Yazılım Çözümleri, Cross Platform Mobil Uygulamalar, Açık Bankacılık Çözümleri” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Befasoft Bilişim	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1-10	7 contacts →
	Exact match “BefaSoft is a company that provides consultancy on financial technologies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	PUPAS	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “We have expertise in digital product development, business development, user experience, user interface design, digital product growth and technology development for the Fintech…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Evrensel Software Solutions	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	51-200	3 contacts →
	Exact match “Evrensel Yazılım Teknolojileri (Evrensel), 2001 yılında kurulmuş bir yazılım firmasıdır.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Safrantek	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	2 contacts →
	Exact match “SAFRANTEK is a pure software development company focused on building innovative & decentralized applications for Fintech, InsurTech, Banking and Telecom industries, as well as…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	MOS Teknoloji	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “MOS Teknoloji was founded in 2008 based at Istanbul, started as a technology company developing mobile applications and games.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Finagree	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Bankacılık ve fintech sektöründe yılların deneyimine sahip Finagree olarak, teknolojik ve stratejik ihtiyaçlarınıza en uygun, özelleştirilmiş danışmanlık ve yazılım hizmetleri…” Recorded in the RevenueBase company graph · Sep 28, 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 “fintech app development services”. 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 19 of 58 fintech app development services based in Istanbul, Türkiye

See the full list, filter by size, metro and specialty, and access 1,678 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Fintech app development services based in Istanbul, Türkiye at a glance

As of Sep 28, 2026

43.2%Verified-email coverage

67.0Average contacts per company

11-50Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 58 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 Istanbul, Türkiye whose business descriptions match “fintech app development 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. 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 1,678 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 28, 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.

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 “fintech app development services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fintech app development services are there based in Istanbul, Türkiye?

RevenueBase identified 58 company matches for fintech app development services associated with Istanbul, Türkiye 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?

Intertech Information Technology And Marketing INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Türkiye has the most fintech app development services?

Istanbul leads Türkiye with 58 company records, followed by Atasehir (6) and Kadikoy (5).

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 1,678 professional contacts with verified work emails tracked across these 58 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 28, 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.