Master chess through legendary games by replaying iconic positions and testing your calculation against the engine
Challenge a friend to wake up, do the work, and beat them
Stage
Startup
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Founded
2026
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Based in
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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.
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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
Real system alarm that starts the race
Camera-based rep counting for squats and exercises
Barcode scanning for proof of completion
Photo evidence verification
Hidden time scoring until both players finish
Series score and win streak tracking
Did Not Start tracking for missed challenges
Offline-capable with server synchronization
No video recording or transmission
Self-report verification option
What makes it different
Play from the exact moment of legendary games, not just study them
Designed for pausing chess videos to calculate positions
Step into the shoes of chess legends at critical game moments
Compare your moves directly against engine analysis
Built by an indie hacker solving a personal chess problem
Times stay completely hidden until both players finish, eliminating spoilers
Fair scoring based on personal alarm time regardless of wake-up hour
No video ever recorded, stored or transmitted for privacy
Works fully offline without requiring signal
Tamper-proof with server-side timestamp verification
ReplayChess
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