About This Launch
BlunderLens reads your public Chess.com or Lichess games, runs Stockfish in your browser and shows the 3 mistakes you repeat most. The report is free with no daily limit.
A Daily Training Plan is $7 a month with a 14-day refund, and the first plan is prepared by hand within 48 hours.
Launch Details
CategoryEducation
StageLive
ListedOctober 19, 2026