No paid tiers. No download.
Professional chess software. Free to use.
Chessyi ships with the full toolkit, local Stockfish, deep visualization, 1.9 million master games, and opening practice. We believe serious study tools should be accessible. Create a free account only if you want cloud saves.
Recommended
Free
$0/ forever
Full analysis toolkit. No credit card. No download.
- Local Stockfish engine analysis
- All 12+ heatmap & visualization overlays
- Piece-level attack/defense markers
- 1.9M game library (308 collections)
- 70+ opening practice lines
- Play vs computer (~1200-2200 ELO)
- PGN import, export & game navigation
- Two-player mode & chess clock
- 18 board themes & 10 piece sets
- Focus mode for distraction-free study
Account
Free/ with sign-up
Optional cloud sync for your saved games and progress.
- Everything in Free
- Cloud saves across devices
- Personal game workspace
- Resume analysis sessions
- Engine still runs locally, we never queue your positions
What you will not pay for
No subscriptions for engine depth. No paywall on heatmaps or the game library. No "premium" opening trainer. Chessyi is funded as a passion project for the chess community, the same tools masters use to study, available to every serious learner.
See how we compare to Chess.com & Lichess →Start studying for free
Full Stockfish, 12+ heatmaps, and 1.9M games, open the board in one click.
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