A beautiful and easy-to-use interval timer for Tabata, HIIT, Boxing, CrossFit or any exercise that involves interval training. The best-designed timer for interval training includes: ↳ Customizable work, rest timer settings, and number of rounds ↳ Ability to pause, skip, and go back between rounds ↳ View workout history and save as preset ↳ Customizable audio cues with voice guidance and chimes ↳ Customizable initial countdown timer ↳ Customizable final seconds alert ↳ Compatible with both iPhone and iPad Some features require a one-time purchase to upgrade to Pro: - Unlimited workouts - Workout history and saved presets - Voice guidance and additional sounds - Countdown timer - Final seconds alert