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Intervl: Interval Timer

Jinnius Labs Inc.

No ratings yetHealth & FitnessAges 4+

Get it free on the App StoreOpens Apple's App Store

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About this app

Intervl is an interval timer you can read from across the room. Build any routine of repeating phases, start it with one tap, and let the cues carry you, even with your phone locked. Use it for anything that repeats • Workouts: Tabata, HIIT, EMOM, circuits and boxing rounds • Running: run and walk repeats • Stretching and breathwork • Focus and study: Pomodoro sessions • Cooking: sourdough folds, steak flips, anything on a schedule Name your own phases Work and Rest can become Stir and Simmer, Focus and Break, or Breathe in and Breathe out. Your names show on the timer, in the voice cues, on the lock screen and in the Live Activity. Read it from across the room The phase color fills the screen and the countdown is huge. "Next" tells you what's coming, and the big pause button sits right under your thumb. Cues that keep going Beeps and an optional voice keep playing when your phone is locked, alongside your music. Choose Voice, Beeps or Silent for each timer. Every timer at a glance Each timer is drawn as a strip of its phases, to scale, so you can tell a Tabata from a boxing session before reading a word. Set work, rest, rounds and sets with steppers and watch the total update as you go. Routines Play timers back to back: a warm-up, three rounds of intervals, a cool down. Put them in any order and repeat a timer as often as you like. Your week Activity shows your minutes per day, your streak and every finished session. Also • Live Activity on the lock screen and in the Dynamic Island • Open-ended timers that repeat until you stop, with your best set count • Export and import your timers • iPhone and iPad, light and dark mode, large text Free, with no ads, no account and no tracking.

What's new

Version 2.1 · Oct 19, 2026

A new app icon: the phase strip you see on every timer, now on your Home Screen. The launch screen matches it.

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