ChessUnlock
A chess puzzle every time you unlock your Mac
Freemium - Free to try/download. A paid license is available (see 'Get License' on the site) for continued/full use.
About ChessUnlock
ChessUnlock is a macOS app that shows a single chess tactic fullscreen every time you wake or unlock your Mac. Using 5M+ tactics sourced from Lichess and an adaptive Elo system (600–2400+), puzzles match your level, take ~5–10 seconds, and track streaks so you improve passively through habit stacking—no app launching or reminders required.
Key Features
- Shows a chess puzzle every time you wake/unlock your Mac (fullscreen)
- 5M+ tactics sourced from Lichess
- Adaptive Elo rating from ~600 to 2400+ to match skill
- Fast solves (5–10 seconds) designed for habit stacking
- Streak tracking and passive practice without extra effort
Who is this for?
Mac users who play chess and want to improve passively—beginners to advanced players seeking daily, low-friction tactics practice.
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FreemiumFree to try/download. A paid license is available (see 'Get License' on the site) for continued/full use.
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