Square Rule

A guideline in chess that helps determine whether a king can catch a passed pawn before it promotes.

Be better at chess.

  • Manage chess repertoire
  • Visualize chess in move tree format
  • Use ChessFlare for FREE---forever
ChessFlare interface

Create chess repertoire, visualize chess in move tree format.

Pre-register

We will keep you informed of the project's progress and the release date.