Block Keeper

Block Keeper is a cross platform desktop cubing timer. Block Keeper provides an event based session system with an elegent interface to provide relevant statistics and tools for speedcubing.

Main Features:

  • Cross platform support, Windows, MacOS and Linux
  • 100% offline and no Java required
  • Event based session organisation
  • Simple and stylish interface with multiple themes
  • Scrambler for all WCA events
  • WCA inspection support with voice announcements
  • Event and session graphs
  • Video recorder to view and save last solve
  • Stackmat support
  • Session import and export


Block Keeper 1.1.0

Windows 7 or higher

MacOS 10.9+

Linux (Ubuntu 12.04 or later, Fedora 21 or later, Debian 8 or later, untested)

Source available on Github.

What's New in 1.1.0

  • New event statistics tool, showing event bests compared to current times and averages
  • Added best time announcements with confetti, shown when best time in the event is beaten
  • Time list when clicking on mean or average results
  • Added option, requiring a split key to be held down during OH solves
  • Added option to use primary mouse button as main timer key
  • Inspection available when using a Stackmat timer
  • Inspection disabled during BLD events
  • Added option to align scramble text left, right or center
  • Removed 3x3x3 FM and 3x3x3 MBLD event support
  • Additional session data security
  • Various bug fixes and performance improvements

If you encounter any bugs, issues or want to suggest any improvements, please let me know so I can make Block Keeper even better. You can contact me on Twitter (@dmcneil_) or email (

A user guide for Block Keeper is available here.