All-in-one chess trainer — openings, tactics, analysis, endgames & study.
First time you run it, Windows may show "Windows protected your PC".
That's just because the app is new and not yet code-signed — it is safe. Click
"More info" → "Run anyway" to install. (Code signing is coming.)
What you get
- The full app, offline — openings trainer, tactics, game analysis with a built-in Stockfish engine, endgame studies, and the Study Room for chess books.
- Free version includes up to 2 collections per mode. Pro unlocks unlimited, plus cloud sync & all updates.
Requirements
- Windows 10 or 11 (64-bit)
- ~300 MB free disk space