TBT Interval Timer

TBT Interval Timer is a simple, ad-free interval timer for workouts, training, stretching, and repeat routines. Set your warm-up time, work time, rest time, and number of sets. The timer shows the current phase, the next phase, total time, and remaining time in a clear full-screen layout. The app keeps the screen awake while the timer is running, so you can follow your intervals without the display auto-locking. Features: - Ad-free experience - Keeps the screen awake while running - Custom warm-up, work, and rest durations - Custom number of sets - Clear WORK, REST, WARM UP, and FINISHED phases - Circular progress display - Total workout time display - Sound and vibration toggles - Simple controls for start, pause, reset, and settings Use it for Tabata, HIIT, circuit training, stretching, boxing rounds, bodyweight workouts, or any routine that repeats work and rest intervals.