Box Timer: Interval Timer

FKN Timer is a training timer built around your own routine — from technical drills and conditioning to full rounds on the bag, pads or mat. Build a workout that matches how you train, start it in one tap, and keep your next move clear while you work. BUILD YOUR SESSION • Create and save workouts for boxing, Muay Thai, kickboxing, MMA, BJJ, wrestling and more • Combine warm-ups, drills, rounds, rest, cooldowns and repeat blocks • Browse exercises by discipline, set durations and repetitions, then arrange the session your way • Rename, duplicate and personalise workouts with your own icon and colour MAKE IT PERSONAL • Create custom exercises for your own drills and training methods • Add an icon, colour, description and optional photo or video link • Keep custom exercises alongside the built-in catalogue and reuse them in any workout STAY IN THE ROUND • See the current exercise, what comes next and the remaining workout time at a glance • Pause, resume, restart, skip forward or move back through a session • Use sound assistance and choose your preferred round bell • Keep an active workout visible on the Lock Screen, Live Activity and Dynamic Island • Control your session from Home Screen and Lock Screen widgets FINISH WITH THE NUMBERS • Review completed segments, total time and skipped time after each workout • Get an estimated calorie burn • Unlock and apply new timer styles as you train From shadowboxing and bag work to grappling drills and conditioning, FKN Timer gives your training a structure that is yours — then keeps you focused until the round is done.