Boximer Pro is a simple to use Boxing/Muay Thai interval timer that will keep track of your workouts so you can concentrate on getting the most out of your training. Boximer Pro will automatically sound an alarm at the start and end of each round and can include optional rest time in between, perfect for improving your fitness.

Boximer Pro has the following features:
• Program up to 99 rounds
• Vary the length of your round
• Include rest time in between rounds
• Select optional set-up, cool-down and end of round warning times
• Increase the size of the display by rotating your phone/tablet
• Keep accurate time even when your device is locked and the screen is off
• Optionally keep your display on during a workout
• Enable silent mode and vibration
• Enter times and counts quickly using the keypad. No spin-wheels to be found
• Support for tablets and larger displays
• Chain together up to 64 workouts, to create more complex sessions
• Personalize your display with 8 different highlight-colors
• Choose from one of 8 different sounds for the start and end of your rounds
• Select one of three status bar icons while timing
• No ads

There is also an ad-supported, free version available