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Terms of Service
Service
Cassandra Chess provides free chess puzzle training, with an optional one-time payment to remove ads.
Accounts
You are responsible for your account. Usernames must be your own — entering another player's username to access their data is prohibited.
We collect and process data as described in our Privacy Policy. By using Cassandra Chess you agree to this data collection.
Payments
One-time payment, no refunds on digital products.
Content
Puzzles are generated from users' real games and the Lichess open database (CC0).
Prohibited use
Abuse, reverse engineering, and commercial use without permission are prohibited.
Liability
The service is provided as-is, without warranty of any kind.
Governing law
These terms are governed by the laws of England and Wales.