Comparison

Interval Timer HIIT Workout vs HIITLY

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

Head to head
About

Interval Timer HIIT Workout

Customize your HIIT and Tabata workouts with this versatile interval timer. Features AI voice cues from celebrity personalities, music integration, and Apple Health syncing. Track your progress and share routines with ease.

Highlights
  • Customizable work/rest periods
  • AI voice cues from celebrity personalities
  • Music integration
  • Apple Health & Apple Watch sync
  • Save and organize workouts
  • Real-time exercise on-screen cues
  • Share workouts with others
Features
Read full description

The ultimate Interval Timer for your HIIT Workouts and Tabata training! Our app is the perfect Workout Timer, offering customizable work/rest periods for High Intensity Interval Training, Tabata, Running, Boxing and circuit training. Achieve peak interval performance with our EXCLUSIVE AI Voice Cues (feat. Arnold, Snoop & The Rock) that keep you motivated without interrupting your music! Why this timer? We added voice cues from AI versions of Arnold Schwarzenegger, Snoop Dogg, and The Rock. Because honestly, who wouldn't want Arnold yelling "PUMP UP THOSE MUSCLES" between sets when you're still wondering "WTF was I thinking doing this workout"? - CUSTOMIZABLE WORKOUTS: Tailor your interval timer for any HIIT, Tabata, or circuit training session. - MUSIC INTEGRATION. Your music keeps playing while the cues run during your interval timer training - no interruptions. Who are we to judge what you listen to? - AI VOICE QUEUES. Get motivated by AI Arnold, Snoop Dogg, & The Rock for a truly fun workout timer experience. - LOCKED SCREEN MODE. Cues still play even when your phone is locked—because you shouldn't have to keep your screen on. You need to save that battery % for all that social media scrolling. - APPLE HEALTH & APPLE WATCH. Your workouts automatically sync to Apple Health with live heart rate monitoring and heart rate zones right on screen. Start a workout on your iPhone and your Watch joins in automatically. Your calories, duration, and heart rate — all tracked, all saved, zero effort. - SAVE AND ORGANIZE INTERVAL TIMER WORKOUTS. color-coded, named, and ready for quick access. Easiest thing about your workout is going to be starting the timer - the workout itself - not so much. - BIG CLEAR NUMBERS WITH COLOR CODED SCREENS - so you can see your time from a distance. Like across the gym. - REAL TIME EXERCISE ON-SCREEN CUES—enter your exercise names, and they'll show up on-screen during interval timer workouts and announce what's coming next during rest. At that point you may regret adding one extra round. - SHARE WORKOUTS WITH OTHERS – perfect for coaches with clients. Or that friend that needs to lay off donuts and do some serious sweating. Perfect for: - Interval timer training - High-Intensity Interval Training (HIIT timer training) - Tabata timer workouts - Circuit training & CrossFit - Boxing/MMA training - Strength training & cardio - Personal trainers & group fitness - Interval timer running - Forcing yourself to take a break while bindge watching Netflix (for real, you can put 40 minutes "work" and 5 minutes "rest"). Again, no judgement zone, you do what you want. Still reading? Just download. See the app for yourself.

About

HIITLY

This interval timer app allows for quick setup of custom workouts with adjustable intervals, rest periods, and rounds. It offers voice cues or beeps, background functionality, and detailed workout history to track progress. Ideal for HIIT, Tabata, and circuit training.

Highlights
  • Customizable intervals, rest, and rounds
  • Voice cues or beeps
  • Background functionality
  • Detailed workout history and stats
  • Repeat past workouts
  • Unlimited custom timer creation
Features
Read full description

A simple and beautiful interval timer built for your workouts. Set it up in seconds: Just drag to customize your intervals workout, rest, rounds, and more. Tap to start. That’s it. Your music stays in control: ∙ Continue using your favorite music apps during workouts. ∙ Choose between voice cues or beeps for each interval. ∙ Multitask freely — audio guides keep you on track even when you switch apps or follow an online workout. No more manual tracking: ∙ Access detailed history and stats to monitor your progress. ∙ Instantly repeat past workouts without setting them up again. Perfect for HIIT, Tabata, Stretch and circuit training. The app is designed for high-intensity interval training with features made for serious results: Display rounds, cycles, and durations clearly. Built-in interval stopwatch. Fully functional in the background. Create and save unlimited custom timers. Voice guidance to keep you focused. Got ideas to make the app better? Tap “Contact Support” in the app and share them with us — we’re always working to improve our Interval Timer!

Screenshots

Interval Timer HIIT Workout4 screens
HIITLY4 screens

Verdict

The call

The clearest difference is in-app purchases: HIITLY at none against Interval Timer HIIT Workout's 5. HIITLY also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). Interval Timer HIIT Workout's advantage is ratings volume (311 vs 2). On price, rating, update cadence 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. Interval Timer HIIT Workout sells 5 in-app purchases, starting at $1.99 per month. HIITLY asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Interval Timer HIIT Workout against 5.0 for HIITLY. That said, the two scores are not equally well evidenced: Interval Timer HIIT Workout has 311 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Interval Timer HIIT Workout ships an update weekly, HIITLY every 6 days. The most recent releases landed on September 21, 2026 and September 8, 2026 respectively.

Scorecard5 real differences · 5 level
Interval Timer HIIT Workout versus HIITLY: the parameters behind the verdict, then further details
ParameterInterval Timer HIIT WorkoutHIITLY
PriceFreeFree
Rating4.9 (311 ratings)5.0 (2 ratings) — better
Positive reviews66.7% of reviews—
Number of ratings311 — better2
Update frequencyWeeklyEvery 6 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS18.015.1 — better
Further details — not scored
Size108 MB27 MB
Age rating4+4+
DeveloperRoli LLCMatys Bouziane

Customer experience

Interval Timer HIIT Workout

All ratings311 ratings
Positive97.1%
Neutral1.0%
Negative1.9%
Written reviews18 reviews
Positive66.7%
Neutral11.1%
Negative22.2%

HIITLY

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Interval Timer HIIT Workout

Subscriptions4
  • Monthly Subscription7 Days trial$1.991 Month
  • Monthly Subscription$2.991 Month
  • Yearly Subscription1 Year trial$29.991 Year
Show 1 more
  • Yearly Subscription7 Days trial$29.991 Year
One-time1
  • One Time Purchase$19.99
None

HIITLY

No in-app purchases

Questions

Is Interval Timer HIIT Workout free?
Interval Timer HIIT Workout is free to download, with in-app purchases available.
Is HIITLY free?
HIITLY is free to download, with no in-app purchases.
Which has better reviews, Interval Timer HIIT Workout or HIITLY?
HIITLY is rated higher. Interval Timer HIIT Workout averages 4.9 out of 5 from 311 ratings, while HIITLY averages 5.0 from 2 ratings.
Do Interval Timer HIIT Workout or HIITLY have ads?
Interval Timer HIIT Workout shows ads; HIITLY does not.
Which is updated more often, Interval Timer HIIT Workout or HIITLY?
Interval Timer HIIT Workout ships an update weekly, and HIITLY every 6 days. Most recently, Interval Timer HIIT Workout was updated on September 21, 2026 and HIITLY on September 8, 2026.

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