Plychess
Advanced Chess Analytics

Free Online Chess PGN Analysis

Professional-grade PGN analyzer. Upload your games, explore variations, and visualize every move with our interactive analysis engine.

Input PGN
Paste your chess game notation here

Ready to Analyze

Paste your game notation on the left and click "Analyze Moves" to start the visualization engine.

What is PGN Analysis?

Portable Game Notation (PGN) is the standard format for recording chess games. Our online PGN analysis tool allows you to take any game notation and turn it into a living, interactive board. Whether you're reviewing a grandmaster brilliancy or your own blitz games, visualization is the key to understanding chess strategy.

Unlike static books or complex desktop software, PlyChess provides afree, browser-based solution to explore moves, study positional advantages, and learn from mistakes without any installation.

Why analyze your games?

  • 1
    Identify Blunders: See where the evaluation shifted and find the exact turning point.
  • 2
    Pattern Recognition: Repeatedly visualizing tactical motifs helps you spot them in real games.
  • 3
    Opening Prep: Check how well you followed theory and where you deviated from standard lines.

Common Use Cases

How players around the world are using Plychess Analysis.

Post-Game Review

Paste your game from Chess.com or Lichess to see what you missed under time pressure.

Study Master Games

Analyze legendary matches from Fischer, Tal, or Kasparov by loading their PGN files.

Create Content

Identify key moments in a game before converting them to GIFs for social media or blogs.

FAQ

Is this PGN analysis tool free?

Yes, our tool is 100% free and requires no registration. You can analyze as many games as you like.

Can I use it on mobile?

Absolutely. The interface is fully responsive, allowing you to review your PGN files on your phone or tablet.

How many moves can the analyzer handle?

Our engine can handle games of any length, from quick miniatures to 100+ move endgames.

Can I export my analysis?

You can use our integrated tools to convert analyzed segments into GIFs or save the PGN back to your device.