Company lists · Data refreshed September 2026

Top 25 Startup app development companies based in the United States

Name: Startup app development companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 22, 2026 3,062 companies tracked

RevenueBase identified 3,062 company matches for startup app development companies associated with the United States as of September 2026 and tracks 32,146 professional contacts across them, including 5,980 with verified work emails. New York is the largest hub.

This list covers company matches for startup app development companies associated with the United States, 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 22, 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 22, 2026 How this list was built

3,062Companies

32,146Contacts tracked

5,980Verified emails

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The 25 largest startup app development companies based in the United States

Ranked by team size

Top 25 of 3,062 company matches for startup app development companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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	Chetu, INC	Exact match	Sunrise, FL, United StatesHQ recorded Sep 22, 2026	1,001-5,000	2,943 contacts →
	Exact match “Chetu is your seamless backend technology partner, helping startups, SMBs, and Fortune companies accelerate development of desktop, mobile, and web apps with on-demand developers…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2	Lollypop Design Studio	Exact match	San Jose, CA, United StatesHQ recorded Sep 22, 2026	201-500	1,078 contacts →
	Exact match “We are a full-stack design-to-development solution provider, that helps enterprises build future-ready products.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3	Agile Infoways	Exact match	Coral Springs, FL, United StatesHQ recorded Sep 22, 2026	201-500	349 contacts →
	Exact match “We are designing, building and scaling digital products since 18+ years.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4	Cyberx Info System	Exact match	Frederick, MD, United StatesHQ recorded Sep 22, 2026	201-500	345 contacts →
	Exact match “Cyberx Info System's unique brand differentiation is our relentless focus on customer-centric mobile app development.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5	Mobidev	Exact match	Atlanta, GA, United StatesHQ recorded Sep 22, 2026	201-500	309 contacts →
	Exact match “We don’t just develop applications; we build lasting partnerships that evolve software to keep our clients competitive and innovative.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6	CAT Technology INC	Exact match	Mahwah, NJ, United StatesHQ recorded Sep 22, 2026	201-500	285 contacts →
	Exact match “CAT Technology Inc has a proven track record of delivering Effective Solutions through Innovative Technologies.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7	Zapta Technologies Pvt. Limited	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	201-500	228 contacts →
	Exact match “ZAPTA Technologies is an AI-driven software design and development company that partners with startups, enterprises, and funded ventures to deliver tailored digital solutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8	Inoxoft	Exact match	Philadelphia, PA, United StatesHQ recorded Sep 22, 2026	201-500	219 contacts →
	Exact match “Inoxoft is an award-winning custom software development company that builds industry-specific digital solutions for Healthcare, Fintech, Real Estate, Education, and Logistics.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9	Glorium Technologies	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	201-500	217 contacts →
	Exact match “Glorium Technologies is a top-shelf bespoke software development firm, boasting 100+ deployed products.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10	Webappclouds LLC	Exact match	Cherry Hill, NJ, United StatesHQ recorded Sep 22, 2026	201-500	186 contacts →
	Exact match “Webappclouds takes mobile apps and web apps to the next level.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11	Agilityio	Exact match	New York, NY, United StatesHQ recorded Sep 22, 2026	201-500	183 contacts →
	Exact match “AgilityIO is a global design and development firm helping startups and enterprises turn bold ideas into impactful digital products.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12	Integrity	Exact match	St. Louis, MO, United StatesHQ recorded Sep 22, 2026	51-200	164 contacts →
	Exact match “Integrity crafts compelling user experiences for startups and enterprise clients across iPhone, iPad, Android and the web.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13	Clustox	Exact match	Dover, DE, United StatesHQ recorded Sep 22, 2026	51-200	159 contacts →
	Exact match “Clustox provides specialized design & development services in the technology space - focusing on an end to end solution development (product development & custom application…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14	Devstringx Technologies	Exact match	Dallas, TX, United StatesHQ recorded Sep 22, 2026	51-200	142 contacts →
	Exact match “Devstringx Technologies is a Product development, Mobile App development, and Independent Testing service provider dedicated to empowering businesses worldwide by providing…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15	Keyideas Infotech Private Limited	Exact match	Daytona Beach, FL, United StatesHQ recorded Sep 22, 2026	51-200	137 contacts →
	Exact match “FoundedIn2007, we’ve grown from a #SmallBusiness to a #FullService powerhouse.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16	Techquarter	Exact match	Cheyenne, United StatesHQ recorded Sep 22, 2026	51-200	133 contacts →
	Exact match “We don’t just build software.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17	Appwrk IT Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 22, 2026	51-200	131 contacts →
	Exact match “Introducing APPWRK IT Solutions: Your Partner for Innovative Digital IT Solutions!” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18	Solvative	Exact match	The Colony, TX, United StatesHQ recorded Sep 22, 2026	51-200	130 contacts →
	Exact match “The Human Centered Full Stack Agency.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19	Fetchly Labs	Exact match	Austin, TX, United StatesHQ recorded Sep 22, 2026	51-200	128 contacts →
	Exact match “Web and Mobile app development for startups, enterprises and small businesses.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20	Agicent Technologies	Exact match	New York, NY, United StatesHQ recorded Sep 22, 2026	51-200	126 contacts →
	Exact match “Top Outsource software development and App Development Company.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21	Redblink	Exact match	Danville, CA, United StatesHQ recorded Sep 22, 2026	51-200	125 contacts →
	Exact match “RedBlink is an IT Solutions Company Headquartered in the San Francisco Bay Area.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22	Jahnel Group	Exact match	Schenectady, NY, United StatesHQ recorded Sep 22, 2026	51-200	123 contacts →
	Exact match “No matter the complexity of the application, we have the skills and the tools to build it.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23	Qwerty Experts	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 22, 2026	51-200	122 contacts →
	Exact match “Designed in USA and Developed in Pakistan.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24	Nextbrain	Exact match	Franklin, TN, United StatesHQ recorded Sep 22, 2026	51-200	118 contacts →
	Exact match “Nextbrain is famous to build the user's interactive UX Design, Web application, Mobile application and Digital marketing services to customers.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25	Sibers	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 22, 2026	51-200	112 contacts →
	Exact match “Sibers is a software development partner helping founders and product teams turn ideas into reliable, working software.” Recorded in the RevenueBase company graph · Sep 22, 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 “startup app development companies”. 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 3,062 startup app development companies based in the United States

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Startup app development companies based in the United States at a glance

As of Sep 22, 2026

18.6%Verified-email coverage

10.5Average contacts per company

1-10Median size (employees)

7.8%Largest-city concentration · New York

Sep 22, 2026Page data refreshed

Companies by employee count

1-10

1,633

11-50

1,063

51-200

308

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,062 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 the United States whose business descriptions match “startup app development companies” 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 5,980 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 22, 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.

Startup app development companies by metro

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

How many startup app development companies are there based in the United States?

RevenueBase identified 3,062 company matches for startup app development companies associated with the United States 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?

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

Which city has the most startup app development companies?

New York leads with 238 company records, followed by San Francisco (117) and Austin (103).

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 5,980 professional contacts with verified work emails tracked across these 3,062 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 22, 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.