Precision Interval Training

TRAIN
WITH
INTENT

Tabata, AMRAP, and custom intervals with real-time Bluetooth heart rate monitoring. Designed for athletes who demand precision.

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Launch Web App App Store
Intervalla app showing a 20-second work phase with heart rate monitoring

BUILT FOR PERFORMANCE

timer

Multiple Modes

Tabata, AMRAP, and fully custom intervals. Configure work, rest, rounds, warmup, and cooldown.

heart_check

Heart Rate Tracking

Connect any Bluetooth heart rate monitor. See your BPM in real-time during workouts.

bookmarks

Save Presets

Create and save your favorite workout configurations. One tap to start your routine.

SEE IT IN ACTION

Home screen showing workout configuration with heart rate connected
Home
Workout mode selection: Tabata, AMRAP, and Custom
Modes
Active workout timer showing work phase with circular progress ring
Timer
Saved workout presets list
Presets

THE PULSE

All Posts →
release notes

INTERVALLA 1.2: TRAIN WITH YOUR SCREEN LOCKED

Version 1.2 adds background audio, live heart rate sparkline, post-workout summary, shareable workouts, and lock controls. Put your phone away and train.
release notes

WHAT'S COMING TO INTERVALLA

We're working on a few practical improvements next, including HR live view, screen lock, better workout summaries, and more.

 about

WHY WE BUILT INTERVALLA

Too many interval timers are cluttered, ad-heavy, or weirdly complicated. We built Intervalla because we wanted something simpler and better to train with.

 training

WHAT IS TABATA TRAINING? A PRACTICAL GUIDE TO 4-MINUTE INTERVALS

Tabata training is a short interval protocol built around 20 seconds of hard work and 10 seconds of rest. Here's how it works, why it caught on, and how to start.

START TRAINING

Free, no ads, no account required. Available as a web app, on iOS, and coming soon to Android.

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