1dea.io
r/buildinpublic · 2026-09-20

CheckChess

▲ $3/moRevenueCredibleCredibility 65/100

A mobile app that analyzes chess games or accounts for signs of engine assistance and returns a plain verdict instead of lots of metrics.

Problem it solves. Gives chess players/tournament organizers a simple, easy-to-understand determination of whether moves appear to be assisted by an engine.

Who pays. Chess players, coaches, and platforms wanting to detect engine-assisted play

Market. gaming / anti-cheating tools

How it makes money. Weekly in-app subscription

Claimed. $2.84 net · $3 total over 28 days

Why we believe it · 3 comments read

The post includes working iOS and Android app links and reports an actual paid conversion ($2.84 net / $3 over 28 days); top comments treat it as genuine (congratulatory and offering growth advice) rather than calling it promotional or fake.

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