YCX26· AI· Devtools

TesterArmy

Test your app with AI, catch bugs before users do

ActiveChecked 16h ago

Batch: X26
Status, per YC: Active
Team size: 6
HQ: San Francisco, CA

In X26193 companies, 84% AI

tester.army YC profile LinkedIn

Founders

Szymon RybczakFounder/CEO
Oskar KwaśniewskiFounder

Same space

Competitors

Closest in what they build, same category.

MomenticW24The agentic quality platform for web and mobileShared: catch, test, regressionActive
Reason MachinesX26Reason Machines builds Reason Agent, the autonomous software engineer…Shared: bugs, test, recordingActive

Adjacent

Overlapping tags, a different niche.

Also from X26 in AI

Batchmates in Spring 2026.

Outside YC

Similar companies on companies.fru.dev.

CodeRabbitOutside YCShared: pull, request, review

About TesterArmy

TesterArmy is an AI agent that tests websites and mobile apps. It monitors production on a schedule and runs automatically on every GitHub Pull Request, delivering screenshots, recordings, and actionable bug reports. Describe tests in plain English. The agent handles login flows, OAuth, and OTPs, no scripts to write or maintain. We catch the regressions and UX issues that code review misses.

San Francisco, CA, USA; Remote

TesterArmy: questions

Which YC batch was TesterArmy in?

TesterArmy was in Y Combinator's Spring 2026 batch (X26).

Is TesterArmy still active?

Y Combinator lists TesterArmy as active.

Who founded TesterArmy?

TesterArmy's founders, as listed on its YC page: Szymon Rybczak (Founder/CEO), Oskar Kwaśniewski (Founder).

Where is TesterArmy based?

TesterArmy lists San Francisco, CA, USA; Remote as its location on YC's directory.

Not affiliated with Y Combinator. From YC's public directory. Logos via logo.dev; trademarks belong to their owners.