Play chess on the ITZA Blockchain. Sign in once with the same account you use in every ITZA app - online games, ratings, and clocks live on the chain.
QR
No ITZA Vault yet? Download it, add your details once, and it signs you in to every ITZA app.
Your username + password ARE your account. There is no reset and no recovery email - a forgotten or weak password means a lost or stolen account. Pick a strong one and one which you will remember.
Nothing is stored or sent - your credentials are turned into your keys on this device, and they work on every ITZA app and cluster.
generating...
I saved my key file and recovery phrase. If I lose them, nobody can recover this account or its funds - there is no reset.
Never share your key file with anyone!
Lost the file? Use your recovery phrase
Which of these is you?
This sets what the app puts in front of you. You can change it later in Settings.
Play Online
Pick a player name to appear in games and ratings:
You have a live game on chain.
Quick Match
Searching...
No one nearby yet - play a Challenger instead?
Events
Scheduled arenas and weekly leagues - trophies and points, never stakes.
Create a game
Wagertest iCHESS
Open games
Events
One human, one identity. Multi-accounting is the classic arena attack;
a permanent on-chain identity ends it outright.
Host an arena
Arena
Searching...
Live now
Standings
Play this move?
Chat
weakstrong
Waiting for an opponent...
White 0Black 0
Jackpot remaining 0 iCHESS - to the winner
Game History
Learn
Everything below is a guided lesson: a short annotated line you step through, with the history behind it.