Master chess through legendary games by replaying iconic positions and testing your calculation against the engine
Daily trivia challenge where rare answers sink you deeper into the ocean.
Stage
Startup
Not given
Founded
2026
Not given
Based in
Not given
Not given
Pricing model
Freemium
Free
Pricing
Player plan: $4.99 per month or $50 per year. Yearly billing saves 16% and works out to $4.17 a month. Includes unlimited positions, record and export, 1080p quality, and basic AI analysis. 30-day money-back guarantee.
Not given
Key features
Replay iconic chess positions from legendary games
Test calculation against AI engine
Challenge friends with shareable links
Compare continuation against best engine line
Game recording and export
Basic AI analysis
1080p quality output
Play against engine from any position
Curated library of historic positions
Free position challenges without account
Daily seven-question synchronized challenge with 25-second timer per prompt