Tervalo: HIIT & Tabata Timer

Train with a beautiful HIIT and Tabata timer built for serious intervals, reusable presets, voice cues, haptics, and focused full-screen workouts.

Tervalo is a premium HIIT, Tabata, EMOM, boxing, and interval timer designed for workouts that need clear structure, loud cues, and zero clutter.

Build quick sessions from proven presets or create your own interval workouts from scratch with detailed control over work, rest, rounds, sets, warmups, cooldowns, transition time, cue timing, and more. When the timer starts, Tervalo turns your phone into a full-screen training display with bold countdowns, color-coded work and rest states, voice cues, haptics, and audio ducking so you can stay locked in without staring at tiny controls.

Made for:

• HIIT sessions
• Tabata training
• EMOM workouts
• Boxing rounds
• Sprint intervals
• Circuit training
• Gym finishers
• Conditioning blocks
• Home workouts

Why athletes use Tervalo:

• Large full-screen countdown built for quick glances
• Green work and red rest states for instant recognition
• Voice and haptic cues for hands-free training
• Preset library for common workout formats
• Deep custom workout builder for detailed interval plans
• Saved workouts for routines you repeat often
• Background audio support with music ducking during cues
• Clean, dark, focused design that looks great in the gym

Free includes the core timer experience and up to two saved workouts. Tervalo Pro unlocks unlimited saved workouts, unlimited timer starts, and the ability to keep every custom interval plan.

Whether you are training hard for ten minutes or programming a full conditioning session, Tervalo keeps the clock sharp, visible, and out of your way.

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