Tactics, caught live.
GlassKnight follows the board and spots the position where a better idea was hiding.
GlassKnight watches your board, finds the moments that matter, and turns every game into a lesson you’ll actually remember.
Look for a forcing move on f6.

GlassKnight closes the gap between finishing a game and understanding it.
GlassKnight follows the board and spots the position where a better idea was hiding.
Replay the exact decisions that matter, with hints that reveal just enough to help you find the move.
A calm companion surfaces one useful insight at a time, then gets out of your way.
No hour-long review. No wall of engine lines. Just the missed idea, a gentle hint, and one more chance to find it yourself.



Saved to your tactical library
Every plan includes the Mac app, the extension, and local-first analysis.
A clean start for casual players.
For players building a real routine.
The full coach for serious improvers.
Prices shown in USD. Cancel or switch plans anytime.
Start with the Mac app, then add the browser extension for seamless Chess.com tracking.
Everything you need before your first game with GlassKnight.