Your Data

Full control over your data

Everything stays in your browser. View, export, or delete your data anytime.

Stored locally

Never uploaded

Storage Used

Local browser storage

0 KB

Saved Username

Remembered for convenience

No username saved

Analyzed Games

Games you've reviewed with Chessomy

Blunder Puzzles

Generated from your analyzed games

Clear All Data

Permanently delete everything stored by Chessomy

This will delete all your analyzed games, blunder puzzles, solve progress, and saved username. This action cannot be undone.

Privacy by design

All data is stored locally in your browser using localStorage. Nothing is ever sent to our servers.