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"The UI of our product has improved tremendously and the internal time spent on testing has dropped at the same time."

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for it

Senior Platform Manager @ L'TUR

"Through the high quality tests and exceptional bug descriptions, we were able to uncover serious functional bugs."

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Find the bugs you need to make your app better

test IO will help you get rid of critical bugs in no time

Sort bugs by severity and fix the most critical ones first.

Know what to fix first

Receive real-time feedback

See where bugs appear

Get instant human feedback and find out what caused a bug.

Find out which parts of your app need the most attention.

Take test IO for a test drive and discover how we find critical bugs

You'll be amazed by the high quality bug reports our testers provide which include both screencasts & reproducible steps.

Founder & CEO @ Trayn

Feven Woldu

Director of Sales US

View bugs by severity

Found bugs get automatically categorized by severity.





Alexander Pinter
Henning Rix