Interval Timer: HIIT & Gym

Build any interval workout from simple blocks.

Interval Timer: HIIT & Gym helps you create flexible workout timers for HIIT, boxing, MMA, Muay Thai, Tabata, circuit training, strength training, yoga, warmups, cooldowns and recovery sessions.

Instead of locking you into one fixed timer format, the app lets you build your own session from reusable blocks. Add work periods, rest periods, repeated groups, nested rounds, manual counting blocks and custom sound cues to match the way you actually train.

CREATE CUSTOM INTERVAL TIMERS
• Create Work, Rest and Group blocks
• Repeat groups for rounds, circuits or sets
• Nest groups for advanced workout structures
• Add repetition-only blocks for manual counting
• Drag and reorder blocks easily
• Set preparation time for each workout
• Save different timer styles for different workouts

MADE FOR HIIT, BOXING, MMA & CIRCUITS
Use it as a timer for:
• HIIT workouts
• Boxing rounds
• MMA training
• Muay Thai and kickboxing
• Tabata sessions
• Circuit training
• Strength intervals
• EMOM and AMRAP workouts
• Heavy bag workouts
• Sparring rounds
• Yoga flows and stretching
• Warmups, cooldowns and recovery

Whether you are hitting the heavy bag, training MMA rounds, building a HIIT circuit, doing gym intervals or creating a recovery session, you can build the exact timer you need.

CLEAR TIMER EXPERIENCE
• Large countdown display
• Countdown beeps and round-end signals
• Custom sound cues during a round
• Skip, previous and next controls
• Landscape support for focused training
• Stopwatch and quick custom timer included

PERSONALIZE EVERY WORKOUT
• Choose sounds for block endings and workout endings
• Add custom mid-round cues
• Pick from multiple clean themes
• Choose different timer ring styles
• Save different setups for different workouts

SHARE AND IMPORT WORKOUTS
• Share workouts by code
• Export and scan QR codes
• Import workouts from code, QR or file
• Send workout files to friends with premium

PRIVACY-FIRST AND OFFLINE
• No account required
• No subscription
• Works fully offline
• Your workout data stays on your device

FREE VERSION
• Save up to 3 workouts
• Use the core workout builder and timer
• Share and import workouts
• Access selected sounds, themes and ring styles

PREMIUM - ONE-TIME PURCHASE
• Unlimited saved workouts
• All sounds
• All themes
• All ring styles
• Advanced voice controls with text-to-speech

Create the exact interval timer your training needs - from quick HIIT workouts to boxing rounds, MMA training, gym circuits, yoga flows and custom recovery routines.