Chess Game Analyzer
Analyze any chess game instantly with Stockfish. Find mistakes, discover brilliant moves, and improve your play.
Analyze Your Games NowMultiple Ways to Import Games
Chess.com Username
Enter your username and select from all your games. No API key needed.
Lichess Username
Import any game from your Lichess account instantly with just your username.
Direct PGN Import
Copy and paste PGN notation from any source for instant analysis.
What Our Chess Game Analyzer Shows You
🎯 Move-by-Move Evaluations
Every single move gets a Stockfish evaluation showing how much it helped or hurt your position. See the exact moment where games are won or lost.
📊 Position Analysis
Visual evaluation bars show who's winning at every point. Watch how the position swings based on each move, making it easy to spot critical moments.
✨ Move Classifications
Moves are automatically classified as Brilliant (!!, rare), Great Move (!), Best Move (✓), Good Move, Inaccuracy (?!), Mistake (?), or Blunder (??). Understand exactly where you went wrong.
🎲 Best Move Suggestions
For every mistake, see what you should have played instead. Visual arrows show the best continuation, helping you learn better patterns.
📈 Game Statistics
Get overall accuracy ratings, total mistakes and blunders, brilliant moves played, and average centipawn loss. Track your improvement over time.
Who Uses Our Chess Game Analyzer?
🎓 Beginners Learning Chess
New players use the analyzer to understand why certain moves are good or bad. Seeing the engine's suggestions helps build pattern recognition and improves tactical awareness quickly.
📊 Intermediate Players Improving
Players rated 1000-2000 identify recurring mistakes and work on specific weaknesses. The analyzer reveals blind spots in your game you might not notice otherwise.
🏆 Tournament Preparation
Analyze opponent games to find their tendencies, favorite openings, and common mistakes. Study your tournament games afterward to prepare for future rounds.
👨🏫 Coaches Teaching Students
Chess coaches use the analyzer to quickly identify teaching moments in student games. The move classifications make it easy to focus lessons on critical errors.
Why Analyze Your Chess Games?
The fastest way to improve at chess is to learn from your mistakes. Every game you play contains lessons, but most players never look back at their games systematically. That's where a chess game analyzer becomes invaluable.
By analyzing your games with Stockfish, you'll discover patterns in your play. Maybe you consistently miss tactical shots in the middlegame. Maybe your endgame technique needs work. Perhaps you're too aggressive in certain positions or too passive in others. The analyzer reveals these patterns objectively.
Professional players and coaches have known this for decades: post-game analysis is crucial. What once required expensive software or a chess coach is now available to everyone for free. World champions analyze every game they play - now you can too.
The best part? You can analyze unlimited games. Unlike Chess.com's free tier which limits you to one game per day, Chess It Up gives you unrestricted access. Analyze 5 games, 10 games, or 100 games. The more you analyze, the faster you'll improve.
Frequently Asked Questions
What is a chess game analyzer?
A chess game analyzer is a tool that uses powerful chess engines like Stockfish to evaluate every move in a game, identify mistakes and brilliant plays, and suggest better alternatives. It helps players improve by showing where they went wrong and what they should have played instead.
How do I analyze my chess games for free?
Simply enter your Chess.com or Lichess username on Chess It Up, select any game, and click analyze. You can also paste PGN notation directly. Our free chess game analyzer provides unlimited analysis with no restrictions.
Can I analyze games from Chess.com?
Yes! Enter your Chess.com username and you'll see all your games. Select any game to get instant Stockfish analysis showing mistakes, best moves, and move classifications - all features Chess.com charges for.
What information does the analyzer show?
Our analyzer shows position evaluations, best move suggestions with arrows, move classifications (Brilliant, Great, Best, Good, Inaccuracy, Mistake, Blunder), centipawn loss for each move, and overall game statistics. Everything you need to improve.
Is this better than Chess.com analysis?
Chess It Up provides the same core features as Chess.com's premium analysis (Stockfish engine, move classifications, best move arrows) but completely free with no daily limits. We don't offer some advanced features like opening explorer or lessons, but for pure game analysis we aim to be at the same level.
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