Rex Timer is the fastest way to create simple interval timers for HIIT workouts. Simply type in what kind of workout you want, and Rex sets up the timer for you. We leverage natural language processing to understand what kind of workout you want to do, and we set up the timer instantly. It's just like sending a text message: "2min work, 30 sec rest, for 6 rounds." That's it.

No more scrolling to find the right minute and second combination. No more getting confused about how to create the right timer. No more extra features that you don't use. Rex Timer gets out of your way, so you can get your workout on!