50 Best Usability Testing Companies to Watch in 2026

The most prominent usability testing companies ranked by global prominence, funding activity, and market position. Showing the top 50 out of 259 companies tracked on Fsome.

259
Total Companies
$5.1B
Total Funding
$19.7M
Avg Funding
San Francisco
Top Location
# Company Location Employees Total Funding Last Round Last Funded
1
AB Tasty
AB Tasty offers AI-driven experimentation, personalization, and product optimiza…
Paris 251 - 500 $65.7M Series C 2020-07-22
2
TestMu AI
World’s first full-stack Agentic AI Quality Engineering platform.
San Francisco 251 - 500 $108.0M Series D 2024-12-10
3
Testlio
Testlio’s managed crowdsourced testing platform connects experts with engineerin…
San Francisco 101 - 250 $20.5M Series B 2021-10-26
4
Highlight
Highlight is an AI-powered product intelligence platform delivering fast, meanin…
New York 51 - 100 $26.2M Series A 2023-08-15
5
Momentic
Momentic is an AI-powered testing software that helps developers automate end-to…
San Francisco 1 - 10 $19.2M Series A 2025-11-24
6
Maze
Maze is the continuous product discovery platform for user-centric teams.
Menlo Park 101 - 250 $57.5M Series B 2022-06-09
7
Spur
Spur works in automation of all functional codes and E2E testing.
San Francisco 1 - 10 $5.0M Seed 2025-04-17
8
UserZoom
UserZoom delivers actionable UX insights to design better digital experiences.
San Jose 101 - 250 $136.4M Private Equity 2022-03-02
9
Applitools
Applitools developed the first cloud-based software testing tool that automatica…
Tel Aviv 101 - 250 $41.8M Private Equity 2021-01-01
10
Veris AI
Veris AI is a platform focused on training and testing AI agents for enterprise …
New York 1 - 10 $8.5M Seed 2025-06-03
11
Genesis Healthcare
Genesis Healthcare is a genetic testing company that provides research, developm…
Tokyo 101 - 250 $33.1M Series Unknown 2018-02-27
12
Fable
Digital accessibility, powered by people with disabilities.
Toronto 51 - 100 $37.0M Series B 2024-10-16
13
Speedscale
Speedscale allows users to stress test cloud services with real-world scenarios.
Atlanta 1 - 10 $12.0M Pre Seed 2023-03-07
14
Provar
Provar test automation designed for Salesforce.
London 101 - 250 $17.0M Series A 2021-02-03
15
Apptest.ai
Fully automated mobile app QA at your fingertips
San Jose 11 - 50 $8.7M Seed 2024-06-10
16
Synapbox
Synapbox is a B2B platform that transforms raw consumer data into standardized p…
Los Angeles 11 - 50 $550K Seed 2021-11-01
17
Querio
Querio is a data platform for analytics and business intelligence. Querio provid…
London 1 - 10 $1.6M Pre Seed 2024-10-23
18
BootLoop
BootLoop enables AI agents to write, test, and debug firmware directly on the in…
San Francisco 1 - 10 $500K Pre Seed 2025-09-09
19
Normal Factory
Normal Factory automates hardware certification and testing to reduce compliance…
San Francisco 1 - 10 $500K Pre Seed 2025-09-09
20
Disruption Labs
Disruption Labs is a R&D and manufacturing firm that utilizes pharmaceutical gra…
Tampa 11 - 50 $3.8M Seed 2020-02-26
21
UNGUESS (formerly AppQuality)
UNGUESS Optimise QUALITY, EXPERIENCE and SECURITY of your digital solutions.
Milan 101 - 250 $15.2M Series B 2023-01-24
22
OnSecurity
Onsecurity is an offensive security company that offers pentesting, vulnerabilit…
Bristol 11 - 50 $7.0M Series A 2024-06-10
23
Pulse Labs - The Best Insights Have a Pulse
Pulse Labs provides actionable human factors insights to help companies optimize…
Salt Lake City 51 - 100 $2.7M Seed 2018-05-02
24
Ramcharan
Ramcharan is a South Indian based chemical trading company.
Chennai 11 - 50 $4.1B Private Equity 2021-12-01
25
Synthetic Society
Synthetic Society is an AI based user simulatior giving insights, testing, and f…
San Francisco 1 - 10 Pre Seed 2025-09-09
26
Undo
Undo is a technology company that offers time travel debugging services for Linu…
Cambridge 11 - 50 $20.6M Series Unknown 2019-09-04
27
ZeroEval
ZeroEval offers a platform to capture AI agent traces, collect human feedback, a…
San Francisco 1 - 10 $500K Pre Seed 2025-09-09
28
AtomicJar
AtomicJar is an integration testing platform that enables developers to build da…
Newark 11 - 50 $29.1M Series A 2023-01-25
29
VISTA Japan
VISTA is a Contract development and testing related to vacuum company.
Yamanashi 1 - 10 $255K Corporate Round 2016-12-27
30
Hacomono
Hacomono is a member management platform for fitness clubs, indoor golf clubs, 2…
Tokyo 51 - 100 $34.1M Series D 2025-01-22
31
Testinium
Testinium is an IT automation firm that develops apps and software for diagnosin…
Kartal 1K - 5K $5.3M Convertible Note 2024-10-22
32
Kobiton
Kobiton is a mobile testing platform that accelerates the delivery and testing o…
Atlanta 51 - 100 $51.3M Series Unknown 2024-08-27
33
Food In-Depth
Food In-Depth is a testing platform for food safety.
San Mateo 11 - 50 $12.0M Series B 2021-02-09
34
Contour
Contour is an AI customer support platform for financial institutions
New York 1 - 10 $500K Pre Seed 2023-09-06
35
Topflight Apps
Creating next-generation apps designed to advance humanity by decentralizing hea…
Irvine 11 - 50 $250K Series Unknown 2021-10-31
36
Odaptos
Odaptos is an artificial intelligence platform that allows users to perform usab…
Pérols 1 - 10 $526K Seed 2023-01-05
37
Dingtai Jiachuang
Dingtai Jiachuang is a high-tech enterprise that focuses on R&D, manufacturing, …
Guangming 101 - 250 $13.8M Series A 2024-04-11
38
dbd Lab
"Fluto" is a UI/UX testing platform.
Seongdong 11 - 50 $3.4M Seed 2021-12-21
39
ChipTwin
ChipTwin simulates embedded hardware and enhances CI/CD pipeline insights in har…
Munich 1 - 10 $104K Pre Seed 2025-02-06
40
SBD Automotive
SBD provides independent research and consultancy, informing business decisions …
Milton Keynes 101 - 250 $1.8M Series Unknown 2016-11-01
41
methinks Technologies Inc
methinks is a platform where businesses can instantly find and video chat with t…
Palo Alto 11 - 50 $7.8M Series A 2019-07-16
42
SmartDust
SmartDust is global network of real mobile devices for virtual test labs.
Lublin 11 - 50 $270K Pre Seed 2021-03-17
43
WhatUsersDo
WhatUsersDo is a SaaS platform and research service that helps brands understand…
London 11 - 50 $2.1M Seed 2016-04-29
44
Sofy
Sofy is a no-code test automation platform that enables end-to-end testing from …
Bellevue 51 - 100 $7.8M Seed 2022-08-17
45
Braingineers
Combining Neuroscience & Machine Learning in an Emotion Analytics platform
Amsterdam 11 - 50 $1.9M Seed 2019-03-19
46
Testwaves
SaaS Videogames Testing Solution
Lisboa 1 - 10 $145K Angel 2024-04-01
47
Eversteel
Eversteel is a research and development company that offers iron scrap analysis …
Hongo 1 - 10 $1.3M Seed 2023-09-28
48
AnaliseDigital Technologies
AnaliseDigital Technologies is a software company that specializes in AI, web de…
11 - 50 $281K Series A 2024-04-18
49
Moropo
End-to-end testing platform mobile apps.
Bristol 11 - 50 $460K Grant 2021-09-01
50
clickworker
clickworker.com is a crowdsourcing platform providing on-demand, virtual workfor…
Essen 11 - 50 $14.6M Series Unknown 2013-07-22