Included
Unlimited review
Included
Local Stockfish
Included
Offline-ready study
What you get
A simple local-first setup with enough detail to keep the promise clear, without crowding the page.
No account. No queue. No cap.
Unlimited analysis
Review as many games and positions as you want with no daily cap.
Stockfish 18 in-browser
Evaluation runs locally on your device, so review starts immediately.
Offline-ready workflow
After the first load, saved games and training stay available offline.
Proof at a glance
A quick comparison of the parts that matter most when you want to review games without friction.
Common questions
A few practical details for players who want the simplest possible setup.
Is ChessIQ really free?
Yes. Core analysis, puzzles, and statistics are free with no account required.
Why is there no analysis cap?
The engine runs on your device, so there is no cloud compute to meter or ration.
How do I start?
Open Review Games, enter a Chess.com or Lichess username, or paste a PGN.