PostMortem Chess analyzes your real games with Stockfish, finds the mistakes you keep repeating, and builds you practice positions and coaching around them — all for free. Chess.com and Lichess give you a score. This gives you a reason.
No account needed for either — just pick one and go
Connect Lichess or Chess.com and pick any game. Every move gets evaluated — blunders, brilliancies, and everything between — with no paywall and no move limit.
One blunder is a moment. Six of the same blunder is a pattern. We scan across your games to find the habits that are actually costing you rating — then explain them in plain language.
Every recurring mistake becomes a practice position — not a generic puzzle, but the actual moment from your own game. Solve it, then play it out against the engine.
vs. tal_wannabe_88 · Move 24 — find the move that saves the piece.
Track accuracy over time, see which openings are actually winning you games, and confirm the patterns you fixed stay fixed.
Analyze one of your games free, no account required. When you're ready for patterns, coaching, and progress tracking across every game, create a free account and pick up right where you left off.