Now on Chrome, Firefox & Edge

Download ChessSolve

Download ChessSolve free and add it to your browser in one click — real-time Stockfish analysis on Chess.com and Lichess. No ZIP files, no developer mode.

Add to Chrome Add to Firefox Add to Edge

Chrome install not working? Try our alternative Chrome Web Store listing.

Works on Chrome, Firefox, Edge, Brave & Opera.

Free to start Chess.com & Lichess No credit card

Get started

Three steps to your first game

Open the Web Store

Click "Get the Extension" above. You'll be taken to the ChessSolve page on the Chrome Web Store.

Confirm install

Click "Add extension" in the popup Chrome shows you. Installation completes in seconds — no ZIP, no developer mode.

Sign in & start

Click the ChessSolve icon in your toolbar, sign in (or create a free account), and you're ready to analyse.

Once it's installed, just play

Open a game on Chess.com or Lichess, hit Start in the ChessSolve popup, and Stockfish's arrows appear on your board. Or explore the free tools right here on the site.

Go to Chess.com Go to Lichess

Or try the free tools — no install needed.