About
TimerNinja is the simple, flexible interval timer for workouts, training sessions, and any other timed activity — on iPhone, iPad, Apple Watch, Apple TV, Mac, and Apple Vision Pro. Start from a library of ready-made workouts — Tabata, EMOM, AMRAP, boxing and MMA rounds, running intervals, and more — or build your own in seconds. TIMERS FOR EVERY ACTIVITY • Stopwatch — count up, with an optional time cap • Timer — a simple countdown • Intervals — work/rest rounds • Multi-interval — chain interval groups together • EMOM — Every Minute On the Minute • Tabata — 20 seconds on, 10 seconds off • Pomodoro — focus and break cycles (Plus) • Custom — build anything with nested, repeating intervals (Plus) READY-MADE WORKOUTS • 31 presets across CrossFit, HIIT, combat sports, running, and focus • Benchmark WODs like Cindy, Chelsea, and Fight Gone Bad; Tabata and the 7-minute workout; boxing, MMA, and BJJ rounds; Norwegian 4x4 intervals; and box breathing • Start one right away, or save it and make it your own YOUR TIMER, EVERYWHERE • Live Activities keep your timer on the Lock Screen and in the Dynamic Island • Start your favorite timers from Home Screen and Lock Screen widgets • Control Center controls let you start, pause, and resume without opening the app • Siri & Shortcuts: start any saved timer or preset by voice, automate your routine, or put it on the Action Button on Apple Watch Ultra • Your saved timers show up in Spotlight search • Record your timers as workouts in Apple Health right from your iPhone or iPad BUILT FOR APPLE WATCH • Run timers standalone on your watch, or use it as a remote control for the timer on your iPhone • Record workouts to Apple Health with heart rate and calories — just pick an activity type when you start • Follow your live heart-rate zone during a workout and see your time in each zone afterward (watchOS 27) • Watch-face complications and Smart Stack support put your timers one tap away ALWAYS IN SYNC • Saved timers sync automatically across your devices with iCloud • SharePlay keeps timers perfectly in sync with friends anywhere in the world — challenge them to a workout • Share any timer as a link; anyone can open it instantly, even without the app SOUNDS THAT CUT THROUGH • Clear countdown beeps, interval cues, and finish sounds • Spoken announcements that call out each interval by name (Plus) • Extra sound packs — Airhorn, Ruan, Taiko, Boxing Bell, and more (Plus) • Play Apple Music with any timer, and hear every cue clearly over your music or podcasts MADE TO BE GLANCED AT • A distraction-free full-screen timer you can read from across the gym • Beautiful light and dark themes for both the app and the timer screen • Localized into 11 languages TimerNinja is free to use. TimerNinja Plus unlocks the Pomodoro and Custom timer types, spoken announcements, and extra sound packs. New subscribers can try it free for 7 days. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.timerninja.com/privacy
What's New
Version 1.15 • Oct 28, 2026
TimerNinja 1.15 brings Apple Music to your timers, a summary when you finish, Apple Health workouts on iPhone and iPad, a better Apple Watch app, and support for iPhone Duo. APPLE MUSIC • Play an Apple Music playlist, album, station or song with any timer, free for everyone • The music starts with your timer and pauses when you pause • Set default music for all your timers in Settings, or pick None to keep a timer quiet • Music and podcasts from any app now dip under your cues, so you never miss a beep WHEN YOU FINISH • A summary appears when a timer runs to its end: what you did, how long you were active, and “Saved to Apple Health” when a workout was recorded • Share the timer, save it to your timers in one tap, or go again right away APPLE HEALTH ON IPHONE & IPAD • Pick a workout activity for any timer, and TimerNinja records it as a workout in Apple Health • Follow your energy, heart rate and heart-rate zone live on the timer screen (heart rate needs Apple Watch or a heart-rate monitor) • With Apple Watch, your watch records the workout and your iPhone shows its live readings NEW SOUNDS • New Zen Bowls sound pack for Plus subscribers IPHONE DUO • The timer works around the fold: in tabletop pose the clock sits above it with large controls below, and in book pose they sit side by side • On the large inner display, your timers spread out into more columns and the clock grows to fill the screen APPLE WATCH • The timer screen now follows your timer theme: colorful Light (the default) or Dark, in the watch’s Settings • Apple Watch Ultra: press the Action Button to pause and resume, or turn on Start with Action Button to start your timers with it • 14 more workout activities, including cycling, rowing, boxing, yoga and Pilates, now with icons • Check and allow Health access in the watch’s Settings • The countdown clock now matches your iPhone to the second • The timer keeps counting on screen in Always On POLISH & FIXES • Every Shortcuts action and option now explains what it does • Timers started, paused or stopped on iPhone or Apple Watch stay in sync more reliably, even after an app restarts • Fixed the Settings button on Apple Watch sometimes not opening Settings • Fixed Apple Watch showing “Workout Save Failed” when Health access was off or a timer ended during its countdown • Fixed a crash when Apple Watch couldn’t be reached, and other rare crashes • More bug fixes and improvements
Ratings & Reviews
4.4
4.4
9 Ratings
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Information
Developer
Heftii, Inc.Category
Health & Fitness
Size
20.3 MB
Age Rating
4+
Version
1.15
Last Updated
Oct 28, 2026