Powered by Stockfish 16

Professional Chess
Game Analysis

Analyze your games with Stockfish-powered insights. Get detailed move-by-move analysis, accuracy metrics, and personalized improvement recommendations.

Launch Analyzer → View Documentation

Get Started in Minutes

Simple, streamlined workflow from game export to detailed analysis

Export Your Game

Download your game as a PGN file from Chess.com, Lichess, or any chess platform. Most platforms offer one-click export in your game archive.

Upload for Analysis

Upload your PGN file to our analyzer. You can also paste PGN text directly or try one of our pre-loaded sample games.

Review & Improve

Get comprehensive analysis with move classifications, accuracy metrics, evaluation graphs, and personalized coaching tips to improve your play.

Powerful Analysis Features

Everything you need to understand and improve your chess games

📊

Deep Analysis

Stockfish engine evaluates every position with customizable depth settings for detailed insights.

🎯

Move Classification

Every move is classified as brilliant, good, inaccurate, mistake, or blunder with clear explanations.

📈

Evaluation Graph

Visual timeline showing how the evaluation changed throughout the game.

♟️

Interactive Board

Replay your game move-by-move on an interactive chessboard with keyboard navigation.

💡

Coaching Tips

Get beginner-friendly explanations and tips for avoiding common mistakes.

Fast Performance

Optimized analysis completes in seconds, with support for batch processing.

Why Analyze Your Games?

Game analysis is the most effective way to improve at chess

Find Repeated Patterns

Identify mistakes you make consistently across multiple games. Whether it's tactical oversights, positional weaknesses, or time management issues, patterns emerge clearly through analysis.

Understand Critical Moments

Every game has 2-3 key positions where the outcome was determined. Learn to recognize these critical moments and handle them better in future games.

Track Improvement

Watch your accuracy percentage increase over time. Measure your progress objectively with detailed statistics on move quality and classification.

Learn from Losses

Your losses are your best teachers. See exactly where you went wrong, understand why the engine suggests different moves, and avoid repeating mistakes.

100%
Accurate
Powered by Stockfish 16
30s
Average Analysis
Fast, professional results
Games Analyzed
No limits, always free
$0
Cost
Open source & free forever

Works With All Platforms

Compatible with PGN exports from any chess platform

Chess.com

Export games from your archive in one click. Supports all time controls and game types.

Supported

Lichess.org

Download PGN from any game you've played. Works with variants and studies.

Supported

Other Platforms

Chess24, ICC, FICS, or any platform that exports standard PGN format.

Supported

Ready to Improve Your Chess?

Start analyzing your games today. No registration required, completely free.

Launch Analyzer → Read Documentation

Learning Resources

Recommended platforms and tools for chess improvement

Play & Practice

Study Tools