Tempest

This companion app enhances the Tempest Game Clock (sold separately at tempestclock.com). The Tempest Game Clock is a premium, tournament-grade weighted game clock utilizing your Android phone for a vibrant, high-definition display. This app is exclusively designed for Tempest Game Clock owners: a luxurious, traditionally styled chess clock employing a patented precision rocker controller (not touchscreen) for gameplay. The app provides clear analog and digital timing with customizable options including increments, delays, sudden death, and overtime controls. Ideal for chess, backgammon, Go, Scrabble, Othello/Reversi, checkers/draughts, and other board games. Tempest boasts a dedicated Tournament Mode, disabling all phone/text functions during rated games, complying with FIDE and USCF regulations. View the clock in action and order yours at tempestclock.com.