Comparison

HiiT 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

Features
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HiiT - Training Timer, can be used for any type of interval training. You can use this app at home, at the gym, or for interval work on the track as well. No matter if you're doing cardio, bodyweight, calisthenics, or high intensity interval training (HIIT), this app is definitely the right one for you! [Features] 1. Simple and easy to understand user interface. 2. Customizable work and rest intervals. We'd like to know how to improve our apps, if you like the simple application please leave us a review in App store. Contact us at Shrimp Studio: https://www.shrimpstudio.app Facebook: https://www.facebook.com/ShrimpStudio.Apps

About

Interval Timer

This app provides a customizable interval timer for various training routines, including HIIT and Tabata. Easily set up custom workouts, track your progress, and stay motivated with visual cues and audio notifications. It's suitable for a wide range of activities from fitness to productivity.

Highlights
  • Customizable workout setup
  • Progress tracking with calendar
  • Saveable custom presets
  • Color-coded notifications
  • Listen to music/audiobooks
  • Large, full-screen display
  • Widget for easy access
Features
Read full description

Interval Timer: Tabata and HIIT is a customizable timer for sports. Use it for High-intensity interval training and workout. It's a free sports interval timer app that makes it easy to create your custom training routine. Use it as your timer for training or exercise. This sports timer is great for crossfit, fitness and running. The sports timer will also be useful for various activities such as crossfit, jogging, boxing,circuit training,breathing exercises and yoga. You can use this circuit timer as a productivity timer to focus on your work tasks. Key features: Setup workout Tracking your progress Customizable presets Notifications & colors Motivation Listening music or books Huge digits Widget SETUP WORKOUT Set up, edit and save your own workouts with the customizable feature. Add as many intervals as you like. You can add a 10 second rest period and a 20 second work period, as well as a 5 second interval between exercises. TRACKING PROGRESS Track your workouts with a Calendar. Plan and track events, and get notified when you have a training scheduled. With this feature, you will not miss a single workout and will keep track of your progress. CUSTOMIZABLE PRESETS Save your workouts in the presets section. It's also possible to create your own custom intervals. You can add an unlimited number of presets. NOTIFICATIONS & COLORS Each training phase is easy to distinguish by a different color and is initiated by an individually adjustable signal (sound, vibration, voice) MOTIVATION Each completed exercise motivates you to achieve higher goals. Enjoy your training and achieve your fitness goals with the interval timer. LISTENING MUSIC Listen to motivational audiobooks or your favorite music and get inspired and energized. Full screen color coded display is easy to read from a distance. Widget helps you train without being distracted by the constant unlocking of your phone. Interval Timer: Tabata and HIIT is an easy to use sports workout timer for your daily fitness training at home, at the gym or everywhere else.

Screenshots

HiiT3 screens
Interval Timer4 screens

Verdict

The call

The clearest difference is update cadence: Interval Timer at monthly against HiiT's every 6 months. Interval Timer also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases 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 sells 1 one-off in-app purchase and Interval Timer sells 12 in-app purchases, starting at $2.09 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

HiiT ships an update every 6 months, Interval Timer monthly. The most recent releases landed on September 9, 2026 and September 25, 2026 respectively.

Scorecard3 real differences · 7 level
HiiT versus Interval Timer: the parameters behind the verdict, then further details
ParameterHiiTInterval Timer
PriceFreeFree
Rating—4.9 (379 ratings) — better
Positive reviews—96.5% of reviews
Number of ratings—379 — better
Update frequencyEvery 6 monthsMonthly — better
AdsYesYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod, Apple Watch — better
Requires iOS17.015.0 — better
Further details — not scored
Size6 MB113 MB
Age rating4+4+
DeveloperChia-Chun HsiehSimpleInnovation LLC

Bugs and requests

HiiT

Not enough reviews yet to summarise bugs or requests.

Interval Timer

Reported bugs

2 issues
  • Occasional app crashes
  • Compatibility issues with older devices

Requested features

3 requests
  • More pre-designed workout routines
  • Ability to name and customize exercises
  • Option to adjust countdown time between intervals

In-app purchases

1 purchases

HiiT

One-time1
  • Remove Ads$0.99
12 purchases

Interval Timer

Subscriptions8
  • Timer PRO for 1 month: 30% OFF7 Days trial$2.091 Month
  • Timer PRO for 1 month: 25% OFF7 Days trial$2.291 Month
  • Interval Timer PRO for 1 month$2.991 Month
Show 5 more
  • Interval Timer PRO for 1 month7 Days trial$2.991 Month
  • Interval Timer PRO - 30% OFF7 Days trial$15.001 Year
  • Interval Timer PRO - 25% OFF7 Days trial$16.491 Year
  • Interval Timer PRO for 1 year$21.991 Year
  • Tabata Timer PRO for 1 year7 Days trial$21.991 Year
One-time4
  • Interval Timer - no Ads$2.99
  • HIIT Timer PRO Forever 30% OFF$27.99
  • HIIT Timer PRO Forever 25% OFF$29.99
Show 1 more
  • Exercise Timer PRO Forever$39.99

Questions

Is HiiT free?
HiiT is free to download, with in-app purchases available.
Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Do HiiT or Interval Timer have ads?
Both HiiT and Interval Timer show ads.
Which is updated more often, HiiT or Interval Timer?
HiiT ships an update every 6 months, and Interval Timer monthly. Most recently, HiiT was updated on September 9, 2026 and Interval Timer on September 25, 2026.

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