Build effective workouts your way: customize rounds, work and rest times, add warm-up and cool-down. Flexible, powerful, and simple.
• Full customization — perfect for fat-burning HIIT, Tabata, or pro training sessions.
• Apple Watch support — workouts on your wrist with haptic and sound cues.
• Apple Fitness integration — automatically log calories, heart rate, and activity.
• Pro stopwatch — millisecond precision for runners and swimmers, ideal for intervals and time trials.

HIIT — your personal trainer and precision timer in one app.

Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Privacy Policy - https://h11t.app/terms