ProTimer is a free Android app designed by Peter Carvell Trainer that provides a professional yet easy-to-use workout interval timer. It is perfect for all types of interval workouts such as cardio workouts, weight training workouts, kettlebells, tabata workouts, or home workouts. The app includes all the features needed to get the best from your workouts.

ProTimer is fast and easy to set up, allowing you to customize every aspect of the timer. It includes presets of the most popular interval protocols such as Tabata, Beginner HIIT, and Viking Warrior, as well as three programmable timers. With interval times up tominutes and up to 99 intervals, the app provides a speaking coach that tells you exactly what to do and when to do it. It also includes a countdown timer before the workout so that you can get ready.

The app provides easy-to-hear alerts for all aspects of the timer, a pause and resume session feature, a mute sound button, and easy setup. Although it is a free app, it was designed to have all the features you will need to get the best from your workouts.