Comparison

Tabata Timer and HIIT Timer vs IntervalSmith

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tabata Timer and HIIT Timer

This interval training app automates your exercise, rest, and cooldown periods for various workouts like Tabata, HIIT, and sprints. It offers customizable intervals, voice guidance, and music integration to enhance focus and workout efficiency. Track your progress with Apple Health integration.

Highlights
  • Automated exercise and rest intervals
  • Customizable workout presets
  • Voice and beep guidance
  • Music integration
  • Apple Health support
  • Color-coded display
Features
Read full description

Tabata Stopwatch Pro is the ultimate Tabata Interval Timer that works for 'all' your interval training needs. You can use it with Tabata, HIIT, kettlebells, bodyweight exercises, interval running, sprints, etc. Tabata Stopwatch Pro is a universal (both iPhone and iPad) feature packed interval timer for people who follow the Tabata training method. The main thing the Tabata app will aid you with is automating your exercise, rest, cooldown and other intervals. As simple as this sounds, it has a profound effect on your workout. You will be able to concentrate much better, won’t have to constantly count and honestly the whole workout just goes by faster. Try it with your Tabata, HIIT, kettlebells, bodyweight exercises, interval running, sprints, and other workouts. Designed with both beginners and advanced users in mind Tabata Stopwatch Pro comes ready to use with basic Tabata already set up for you. As you gain more experience you can customize all intervals to match your pace. You may even create and store your own interval presets to quickly change to different workouts. The app is loaded with beeps that help identify what part of a workout you are in, interval beeps for example tell you when a new interval has started. Tabata Stopwatch Pro also has voice support that announces intervals to further help you focus on your workout. Oh and what would an exercise app be without music, select your favorite tracks and enjoy that workout. The Apple Health app is supported and the Tabata app will write your workout times, calorie burned estimates and heart rates (needs a heart rate monitor and Pro purchase) after each workout. By far the best app for Tabata training available for your iPhone and iPad, this Tabata Timer app is well over a decade old with millions of downloads worldwide. Try out TSP you might really like it. Doesn't Include: - The free version limits the number of workouts every 7 days. - Self support with FAQs available on the help page linked below. Includes: + Pro grade Tabata timer. + Ready to use out of the box. Classic Tabata already set up for you. + Simple to use, just push play. + Works on both iPhone and iPad. + Comes with 2 beautiful themes. + Color coded display visible from afar. Colors represent the amount of energy you are using in an interval. + Customize initial countdown and warmup time. + Customize exercise, rest, recovery and cooldown intervals. + Adjust the number of sets and cycles to match your pace. + Jump between intervals in the middle of a workout as needed. + Build presets to support your multiple interval training needs (Pro purchase needed). + Pause your workouts if needed. + Works with the screen locked and in your pocket. + Interval beeps for each individual interval. Need a separate beep to mark when it's time to rest, no problem. + Interval vibration. + Continuous beeps. + Three second beeps. + Halfway beeps. + Voice assist so that you focus on your workout and not the screen. + Workout to music from your iPod. + Set music to pause to hear beeps and voice assist clearly. + Shuffle tracks or albums to suit your taste and workout. + Apple Health support. Pro Features Subscription: Some features of the app require a paid Pro Features In App Subscription. These include unlimited number of workouts, no ads, access to announcement settings, the ability to use chest strap heart rate monitors and more sounds. Learn more about these by clicking on the GET PRO button in the app settings on the top right. Health Disclaimer: Exercising can be extremely stressful for the body, please consult your doctor, trainer or coach before using this app. This app does not aim to teach, coach or guide you with fitness, exercises or working out. It is a utility for people (adults only) who already know what they are doing and why. Further, calculations for workout times, calories burned and heart rates when working out are only approximations and should not be used for any medical purposes.

About

IntervalSmith

Features
Read full description

IntervalSmith is a precision interval timer built around the way you actually train. Stack warm-up, exercise, rest, and cool-down stages into unlimited sections, set repeats per section, and let the app run the clock while you run the workout. BUILD YOUR WORKOUT Create any interval structure in seconds. Add multiple sections, each with its own stages and repeat count. Need rest between rounds? Set it once — IntervalSmith handles the math automatically. AUDIO & HAPTIC CUES Never miss a transition. Distinct tones mark each stage type, a 3-2-1 countdown ticks before every change, and an optional halfway alert helps you pace yourself. Everything works through your headphones. APPLE WATCH (Pro) Run your workout from your wrist. The Watch app mirrors your full interval structure with a smooth progress ring and live countdown — staying accurate even when your wrist is down. Always On Display compatible. TEMPLATE LIBRARY (Pro) Browse ready-made workouts — Tabata, AMRAP, EMOM, strength circuits, yoga flows, and more — and add them to your library with one tap. IMPORT & EXPORT (Pro) Share workouts with training partners or back them up. Export any workout as a file and import from other IntervalSmith users. HEALTHKIT (Pro) Save every session to Apple Health automatically. Workouts are classified by activity type — running, yoga, strength training, cycling, and more — so your rings close and your stats stay accurate. WORKOUT HISTORY (Pro) Every session is logged with completion time, duration, and whether you finished. FREE & PRO IntervalSmith is free with unlimited custom workouts. Upgrade to Pro with a single one-time purchase — no subscriptions, no recurring fees — to unlock the Watch app, full history, Template Library and Import & Export. Pro includes Family Sharing.

Screenshots

Tabata Timer and HIIT Timer4 screens
IntervalSmith4 screens

Verdict

The call

The clearest difference is ads: IntervalSmith at none against Tabata Timer and HIIT Timer's shown. IntervalSmith also leads on update cadence (every 5 days vs every 3 weeks). Tabata Timer and HIIT Timer's advantage is iOS requirement (15.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tabata Timer and HIIT Timer sells 2 in-app purchases, starting at $19.99 per year and IntervalSmith sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Tabata Timer and HIIT Timer ships an update every 3 weeks, IntervalSmith every 5 days. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Tabata Timer and HIIT Timer versus IntervalSmith: the parameters behind the verdict, then further details
ParameterTabata Timer and HIIT TimerIntervalSmith
PriceFreeFree
Rating4.8 (74K ratings) — better—
Positive reviews79.6% of reviews—
Number of ratings74K — better—
Update frequencyEvery 3 weeksEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better17.6
Further details — not scored
Size27 MB3 MB
Age rating12+4+
DeveloperAnuj SethFrank Fattizzi

Bugs and requests

Tabata Timer and HIIT Timer

Reported bugs

3 issues
  • App freezing or crashing on some devices
  • Purchased pro version not restoring properly
  • Inconsistent behavior when switching between apps

Requested features

5 requests
  • Ability to label and customize individual intervals
  • Option to create more complex interval sequences
  • Integration with wearable devices and fitness trackers
  • Customizable audio alerts and voice prompts
  • Improved workout history and progress tracking

IntervalSmith

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Tabata Timer and HIIT Timer

Subscriptions1
  • Pro Features Subscription$19.991 Year
One-time1
  • Pro Features$19.99
1 purchases

IntervalSmith

One-time1
  • IntervalSmith Pro$4.99

Questions

Is Tabata Timer and HIIT Timer free?
Tabata Timer and HIIT Timer is free to download, with in-app purchases available.
Is IntervalSmith free?
IntervalSmith is free to download, with in-app purchases available.
Do Tabata Timer and HIIT Timer or IntervalSmith have ads?
Tabata Timer and HIIT Timer shows ads; IntervalSmith does not.
Which is updated more often, Tabata Timer and HIIT Timer or IntervalSmith?
Tabata Timer and HIIT Timer ships an update every 3 weeks, and IntervalSmith every 5 days. Most recently, Tabata Timer and HIIT Timer was updated on November 3, 2026 and IntervalSmith on October 24, 2026.

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