
Free
In-App Purchases
About
Train with focused intervals—without fiddling with settings.
Interval Timer is a Tabata/HIIT timer designed for fast setup and repeatable routines. Pick a preset, start a session, and stay in flow.
Highlights
・Tabata & HIIT presets for quick starts
・Build and manage your own workouts
・“Today’s pick” workout suggestion when you want guidance
・Weekly rhythm suggestions (2/3/4 days) to stay consistent
・Health tracking support (save sessions, including early stops)
Built for serious intervals, with a minimal UI that keeps you moving.
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What's New in HIITFlow
1.1.0
March 24, 2026
Since this version, you can play workout by Apple Watch!
1
In-App Purchases
$12.99
Pro (Training Upgrade)
Unlock Pro for advanced workout.



