Create perfect Minecraft circles, calculate the blocks you need, and download or share the exact block layout.
Master chess through legendary games by replaying iconic positions and testing your calculation against the engine
Stage
Established
Startup
Founded
2026
2026
Based in
Not given
Not given
Pricing model
Free
Freemium
Pricing
Not given
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.
Key features
Circle blueprint generator with hollow and filled modes
Material count and block statistics
Download blueprint as high-resolution PNG
Copy shareable links to restore circle settings
Grid preview with zoom and grid line controls
Support for diameters from 3 to 512 blocks
Oval generator with independent width and height
Sphere and dome blueprint generators
Pixel art converter for images to block grids
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
What makes it different
Converts smooth circles to pixel-perfect block layouts impossible to miscount
Works locally in browser without account or Minecraft login
Supports both Java Edition and Bedrock Edition
Independent fan-made tool not affiliated with Mojang or Microsoft
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
ReplayChess