Interval timer for iPhone · on-device · no account

Intervala

Build interval and circuit workouts from warmup, exercise, and rest — timed or reps-based. Train with audio and haptics. Free for 30 days, then a one-time unlock. Workouts stay on your iPhone.

Get on the App Store See the app

30-day free trial
One-time unlock
No login
EN · DE · BG

Features

Built for focused intervals

From the first workout to a live session — without cloud friction.

Build steps

Warmup, exercise, and rest with built-in presets or custom titles.

Time or reps

Countdowns for timed steps — or reps with a large Done button.

Audio & haptics

Cues on step changes; sound continues when the screen locks.

Pause, skip, stop

Stay in control without losing the flow of the session.

Live Activity

Lock Screen shows a workout is in progress (status only — no remote timer controls).

Private & local

No account — workouts stay on device. No analytics, no login.

How it works

Ready in a few steps

Create a workout

Pick a name and icon, then add steps.

Use presets

Choose built-in exercises or type your own titles.

Tap Start

Get Ready, then intervals with audio and haptics.

Finish strong

Tap Done for reps; let the countdown run for timed steps.

Gallery

What the app looks like

Tap an image to open it full size.

Intervala Home — Home
Create, rearrange, start.

Intervala Editor — Editor
Time/reps and presets.

Intervala Timer — Timer
Clear countdown and controls.

Intervala Reps — Reps
Large Done button.

Intervala Settings — Settings
Language, appearance, privacy.

Intervala Light Mode — Light Mode
Both appearances.

FAQ

Common questions

Do I need an account?

No. Workouts stay on your device only.

Does the timer work with the screen locked?

Yes. Background audio keeps cues going. A Live Activity shows that a workout is in progress.

Which languages are supported?

English, German, and Bulgarian — switchable in Settings.

What does it cost?

Free to download with a 30-day full trial. After that, a one-time Unlock purchase (no subscription). Buy and Restore are always in Settings; your workouts stay on the device.

Does the app collect data?

No. Workouts stay on your device. See the Privacy Policy.

Support

Questions about the app?

Email us — we usually reply within a few business days.

support-intervala@petkov-tech.de

Get on the App Store

A product of IT-Remarketing Petkov.