THE PULSE

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

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

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

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.

Introducing Intervalla — a precision interval timer built for serious training. Tabata, AMRAP, custom intervals, and Bluetooth heart rate monitoring.