Master your games with Stockfish insights
Play through ideas, run engine checks, and watch the evaluation bar update live. Everything runs in your browser – no account, no uploads.
Stockfish 17 strength
Blunder alerts
Private & Fast
Quick Import
Load a game from PGN, Chess.com, or Lichess to start analyzing instantly.
Interactive Analysis Board
Don't just read lines—play them out. Our board lets you experiment with variations, visualize threats with arrows, and get instant feedback from Stockfish 17.
Self Analysis Board
Loading engine…N/A
Analysis up to date. Depth 0
Best Move
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Top Lines
Waiting for the engine to produce lines…
Moves
No moves yet — make the first move to begin.
1. Import
Paste PGN or fetch games directly from Chess.com or Lichess.
2. Analyze
Review key moments, find missed wins, and understand blunders.
3. Improve
Learn from your mistakes and master new opening lines.
Why players pick Chess Analyzer
Built for speed, privacy, and ease of use.
Powerful Engine
Stockfish 17 running locally via WebAssembly
Deep Insights
Visual arrows, eval bar, and multi-PV lines
100% Private
Your games never leave your browser
Easy Import
Seamless PGN paste and file uploads
Chess Analysis Online Free: Powerful Chess Analysis Board With Engine
Welcome to our chess analysis platform. If you are looking for fast, accurate, and free chess analysis, you are in the right place. Our chess analysis board runs a modern engine in your browser and helps you review games, explore positions, and learn patterns. With PGN upload and copy-paste support, you can perform chess game analysis in seconds. Whether you come from chess.com analysis, lichess analysis, or other tools, this site focuses on clear feedback and practical study.
What You Can Do With Chess Analysis
Use the chess analysis board to run engine lines, get best moves, and check evaluation shifts move by move. It is a free chess analysis engine that supports both complete chess game analysis and quick position analysis. You can paste a PGN for chess pgn analysis, or drop a single FEN to focus on chess position analysis. For players who want a free chess analysis website, our goal is a simple workflow: open the board, add your moves, and let the engine explain what matters.
Import, Review, And Compare
Many users compare tools like chess.com analysis and lichess analysis. Our approach is lightweight and privacy friendly: analysis runs locally, so your data stays on your device. You can still export PGN to share or upload game to lichess for analysis if you want to continue on analysis board lichess. We aim to complement platforms you already use by giving you a fast, focused space for analysis chess without distractions.
Features For Study And Training
Free chess analysis with engine lines and an evaluation graph.
Chess engine analysis for openings, tactics, and endgames.
Chess AI analysis that suggests candidate moves and key mistakes.
Chess board analysis with arrows and centipawn scores.
Chess game analysis free, including multi-move blunder detection.
PGN chess analysis for tournament games and casual games.
Position analysis chess: drop into any position and explore.
A clean chess analysis board that loads instantly.
New: Integrated Lichess Explorer to view global opening stats and master games.
Works With Your Favorite Sites And Databases
If you already study on chess.com, our tool helps you prepare before using chess.com analysis board or checking chess.com free analysis features. If you prefer lichess, you can use our integrated Lichess Explorer to check opening stats and master games instantly. We also parse PGNs from sources like 365chess analysis exports and other archives. No matter if you write analysis board chess notes by hand or import from online sites, you will get consistent engine feedback.
How To Use Chess Analysis Effectively
Start with your last game and ask simple questions: where did the evaluation jump, and why? Our chess analysis graph shows momentum changes, while engine lines highlight concrete tactics. For live study, see how to do analysis a live chess game: recreate the critical position from memory, then run a quick engine check to confirm candidate moves. Over time, this routine builds intuition and turns analysis chess into a repeatable habit.
PGN Upload, Sharing, And Reliability
You can perform chess pgn analysis by pasting the game or using the Upload PGN button above. After review, export the updated PGN and keep it in your notes or send it to a coach. Because the engine runs locally, the site stays fast and responsive, delivering chess free analysis even on long games.
Compare: Chess.com Analysis And Lichess Analysis
There are excellent ecosystems around chess com analysis and analysis board lichess. Our tool is a neutral space to experiment, verify ideas, and then bring insights back to your favorite platform. Use it as a prep step before a tournament or as a daily trainer for pattern recognition.
Many players also look for game analysis chess, free analysis chess, chess.com analysis free, chess com analysis board, and analysis board lichess.org; our interface uses the same PGN and FEN standards so you can switch tools with zero friction.
Fun Case Studies And Popular Searches
Curious about the viral messi ronaldo chess photo analysis? Recreate that famous position on the chess analysis board and see how the engine evaluates it. You can also analyze classic games from databases and explore wincraft chess analysis or other public collections. Whatever the source, consistent chess analysis builds confidence and accuracy.
Why Choose This Free Chess Analysis Website
We focus on clarity, speed, and control. This is a chess analysis online free tool with a clean interface and practical defaults. It supports chess com analysis free workflows, free chess.com analysis comparisons, and deep engine study without clutter. If you want free chess analysis with brilliant moves and explanations you can trust, start by uploading your PGN above and run your first review today.
FAQ: Chess Analysis, Live Study, And Engine Settings
For a live game on another site, open the analysis board here and mirror the moves on the board. You can also copy the running PGN from that site and paste it into the box above, then click Analyze PGN for instant engine feedback. During play on this site, use Open Game Analysis from the play screen to jump into engine analysis.
PGN (Portable Game Notation) stores the full chess game: headers (Event/Site/Date), the move list, and the final result. It is perfect for chess game analysis and sharing complete records. FEN (Forsyth–Edwards Notation) stores a single position only (piece placement, side to move, castling rights, etc.). Use PGN for full-game study and FEN for quick position analysis.
On the analysis page, tap the floating Engine settings button to pick the engine, set depth, choose how many lines to show (MultiPV), and adjust workers (threads). Higher depth and more lines give stronger evaluation but use more CPU. If your device is modest, start with a lighter engine and depth 12–18.
Yes. Click Upload PGN above and select a .pgn file. The content will fill the box automatically. Then press Analyze PGN to open the chess analysis board with engine lines.
Export your PGN here and upload game to lichess for analysis, or import it into chess.com analysis. Our tool uses standard PGN and FEN so you can move seamlessly between platforms while keeping consistent results.