Workout Timer by Puna — TrainRBoost

A clean, no-nonsense interval timer built for bodyweight training.

Set your work and rest intervals, choose your rounds, and hit start. The timer handles the rest with clear audio cues so you can focus on your form.

FEATURES

Tabata, HIIT & Endurance presets — one tap to start
Fully customizable work/rest duration and round count
Audio beeps for phase transitions (work, rest, done)
Settings saved between sessions
Minimal dark interface — no distractions
Perfect for quick desk exercises, morning routines, or full home workouts. No account needed, no ads, no tracking.

Built by the team behind Puna — the home workout app that adapts to your level.