Comparison

HIIT Interval Timer vs Interval Timer

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

Head to head
About

HIIT Interval Timer

This app provides a flexible interval timer for high-intensity training. Customize workout cycles, rest periods, and receive color, voice, and sound navigation cues. It runs in the background and offers a built-in music player.

Highlights
  • Customizable interval and rest times
  • Background and screen-locked operation
  • Color, voice, and sound navigation
  • Built-in music player
  • Create and manage custom timers
  • Multiple themes
Features
Read full description

Run in foreground, background and screen locked, the HIIT app allows you to specify an overall time as well as program High/Low intensity interval and rest time between cycles. + Flexible and Advanced Timer + Clean, simple and easy to use (There is no learning curve here) + Create your own timers with some taps + Create fully customized timers with a complex of cycles and sets, + Run in the background, foreground, screen locked + Color, Voice and Sound Navigations (Customizable) + Built in Music Player (in sync with iOS Music Player) + Multiple themes to select + Manage your timers and data of training (you can even delete unwanted timer or junk data) + Create your own alarms right in the app + Work on iPhone, iPad and iPod + And a lot more features will be added in over time. How to use this app: There is no user manual here! -> Download it -> tap on play button -> you will see -> It’s super easy

About

Interval Timer

This app helps you create and manage custom interval training workouts. It offers various templates, customization options for intervals, and clear visual cues during exercise. Workouts can be saved, shared, and synced across devices.

Highlights
  • Custom interval workout creation
  • Ladder and pyramid templates
  • HealthKit integration
  • Apple Watch app for heart rate and calories
  • Workout sharing via email/AirDrop
  • Large font and contrasting colors
  • Customizable audio and visual cues
Features
Read full description

Use HIIT Builder as an interval timer to manage your High Intensity Interval Training to maximize your fitness. Create custom interval workouts from a basic HIIT template or use our ladder and pyramid templates to energize your personal training. All your workouts are stored on your device. There is no need to create an account. We don’t show ads. If you enable it, HIIT Builder will automatically log your workouts in HealthKit for review in Health App or Fitness App. Additionally, you can enable HIIT Builder's Apple Watch app to show your heart rate and calories burned during a workout. You can share interval workouts with friends and family via email and AirDrop. You can also download HIIT Builder interval workouts for free from our website. We add new interval workouts regularly. HIIT Builder is a great interval training app for home workouts or workouts at the park. You can create Tabata workouts or any HIIT workout of your choice. The ability to customize any interval workout to your needs allows you to take control of your fitness using HIIT Builder as an interval timer. HIIT Builder uses large fonts and contrasting colors to make it easy to see where you are in an exercise in your interval workout. You can customize how HIIT Builder tells you that an interval is coming to a close. The app can countdown to the end of an interval or it can ring bells. You can have the app speak the name of the next exercise. You can also have the app flash the screen when transitioning between interval exercises. Each interval workout can be completely customized. You can have each exercise interval be the same length or you can modify each interval’s length to get exactly what you need from the exercise. Create as many interval workouts as you want. Search through your personal workout library to choose which workout you want to do. When iCloud is enabled, you can create workouts on your iPad and see them show up in your iPhone’s HIIT Builder workout library. Download HIIT Builder and get a free, no obligation, trial of all features for two days. Thoughts, concerns, suggestions? We're always trying to improve. Please email us at info@hiitbuilderapp.com

Screenshots

HIIT Interval Timer4 screens
Interval Timer4 screens

Verdict

The call

The clearest difference is ads: Interval Timer at none against HIIT Interval Timer's shown. Interval Timer also leads on review sentiment (88% vs 53%) and update cadence (every 11 days vs every 5 months). HIIT Interval Timer's advantage is ratings volume (102 vs 12). On price, in-app purchases, monetization model 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. HIIT Interval Timer sells 1 one-off in-app purchase and Interval Timer sells 3 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Interval Timer holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: HIIT Interval Timer has 102 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 53% of HIIT Interval Timer's written reviews are positive against 88% of Interval Timer's.

UpkeepUpdate frequency

HIIT Interval Timer ships an update every 5 months, Interval Timer every 11 days. The most recent releases landed on September 30, 2026 and September 24, 2026 respectively.

Scorecard6 real differences · 4 level
HIIT Interval Timer versus Interval Timer: the parameters behind the verdict, then further details
ParameterHIIT Interval TimerInterval Timer
PriceFreeFree
Rating4.2 (102 ratings)4.6 (12 ratings) — better
Positive reviews52.6% of reviews87.5% of reviews — better
Number of ratings102 — better12
Update frequencyEvery 5 monthsEvery 11 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.613.0 — better
Further details — not scored
Size10 MB5 MB
Age rating4+4+
DeveloperThang NguyenCurtis Wichern

Customer experience

HIIT Interval Timer

All ratings102 ratings
Positive78.4%
Neutral7.8%
Negative13.7%
Written reviews19 reviews
Positive52.6%
Neutral10.5%
Negative36.8%

Interval Timer

All ratings12 ratings
Positive91.7%
Neutral0.0%
Negative8.3%
Written reviews8 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

In-app purchases

1 purchases

HIIT Interval Timer

One-time1
  • Pro Upgrade$4.99
3 purchases

Interval Timer

Subscriptions2
  • Monthly Subscription$0.491 Month
  • Yearly Subscription$2.991 Year
One-time1
  • Forever$7.99

Questions

Is HIIT Interval Timer free?
HIIT Interval Timer is free to download, with in-app purchases available.
Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Which has better reviews, HIIT Interval Timer or Interval Timer?
Interval Timer is rated higher. HIIT Interval Timer averages 4.2 out of 5 from 102 ratings, while Interval Timer averages 4.6 from 12 ratings.
Do HIIT Interval Timer or Interval Timer have ads?
HIIT Interval Timer shows ads; Interval Timer does not.
Which is updated more often, HIIT Interval Timer or Interval Timer?
HIIT Interval Timer ships an update every 5 months, and Interval Timer every 11 days. Most recently, HIIT Interval Timer was updated on September 30, 2026 and Interval Timer on September 24, 2026.

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