The best free chess game analysis tool online
Run a free chess game analysis in one click. Import games from Chess.com, Lichess or PGN files and get an instant game review with Chessigma — the best online chess analyzer.
Mehdi
Author
Mehdi
Founder of Chessigma
Created Chessigma with the intention of building the best chess analysis tool possible, making advanced chess insights accessible to players of all levels.
Articles by Mehdi
How to analyze your chess games: complete guide
Step‑by‑step guide to reviewing chess games with Chessigma: from post‑game reflection to centipawn loss, move labels and training plans.
Mehdi
How Chessigma analysis works
See how Chessigma grades moves (Sigma to Clown) in the free chess game report, why depths reach 50 in theory lines, and why our accuracy is close but not identical to Chess.com.
Mehdi
Launching Chessigma
The story behind Chessigma. How we built a free, unlimited chess analysis tool that works with Chess.com, Lichess, and PGN files.
Mehdi