Chess Clock is a free and open source chess game timer application for Linux. It is a easy to use simple app to provide time control for chess games. You can set the time control settings for your chess game, then the black player taps their clock to start white’s timer. After each player’s turn, they tap the clock to start their opponent’s, until the game is finished or one of the clocks reaches zero. It also comes with keyboard shortcuts, custom and predefined time control settings.
How to Install Chess Clock on Ubuntu Linux
Chess Clock is available as a flatpak package file from the remote flathub store. For the flatpak apps you need to install the latest version of flatpak on your system. Follow below link for the installation instructions.
Restart you system after the flatpak and flathub installation. In the terminal software (ctrl+alt+t) run below Chess Clock flatpak installation command. It will install the latest version of Chess Clock on your system.
flatpak install flathub com.clarahobbs.chessclock
And open Chess Clock app usning below command.
flatpak run com.clarahobbs.chessclock
And uninstall Chess Clock using this command.
sudo flatpak uninstall com.clarahobbs.chessclock