Comparison

Interval Timer vs Interval Timer・HIIT Timer

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

Head to head
About

Interval Timer

This app helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.

Highlights
  • Customizable sets, intervals, and rest times
  • Runs in background and with screen locked
  • Music playlist integration
  • Save settings as templates
  • Apple Health integration for heart rate
  • Post workouts to social media
Features
Read full description

***Free and reliable. Perfect for use at home, at the track or in the gym. We’re proud to introduce this handy little app that helps you keep track of your work and rest periods during workouts. Whether your into cycling, running, lifting weights, exercise, workout, stretching, boxing, MMA or HIT, this interval timer will prove to be an invaluable asset to you. Running foreground, background or with device locked, this reliable app allows you specify an overall time as well as program High/Low intensity interval and rest time between sets. Produced by Polycents! Key Features: - Customizable sets, high/low intensity interval and rest for your own need - Retina display, iOS4 and multitasking - Continue to run even when screen is locked - Play your song or playlist during your workout - Post your workout to Facebook or Twitter - Save settings as templates Customizable Features: - Number of Sets - Countdown Time - Set Time - Low Interval time - High Interval time - Rest Time - First Interval (low or high) - Sound Volume - Timer Sounds - Auto Lock - Vibrate - Pause during Rest - Playlist - New Each Set APPLE HEALTH: -Interval Timer can use Apple Health to show heart rate in Apple Watch App. # Subscription Details # - Monthly and annual subscriptions are available. - Payment will be charged to your iTunes account at confirmation of purchase. - Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period. - Automatic renewals will be charged at the same price you were originally charged for the subscription. - Subscriptions can be managed by going to Account Settings on the App Store after purchase. Terms of Use: https://www.iubenda.com/terms-and-conditions/18915396 Privacy Policy: https://www.iubenda.com/privacy-policy/18915396

About

Interval Timer・HIIT Timer

Features
Read full description

Fitness Timer is your all-in-one workout timer app designed to help you stay focused, train efficiently, and monitor your fitness progress. Whether you're doing HIIT, strength training, Tabata, cardio, or yoga, this interval timer makes it easy to set up custom workouts and follow them with precision. Perfect for both beginners and advanced athletes, Fitness Timer delivers a clean, distraction-free experience with customizable intervals, real-time audio cues, and heart rate tracking—all without interrupting your music or other apps. Interval Timer for Every Workout Fitness Timer is a powerful yet simple workout timer built for all types of interval training: * Create and customize workout intervals for active time, rest time, and number of rounds * Set up timers for HIIT, Tabata, EMOM, AMRAP, circuit training, or stretching * Get started in seconds with a clean drag-and-set interface * Clear audio or voice alerts guide you through each interval Use Fitness Timer to structure your home workouts, gym routines, or running intervals without hassle. Heart Rate Monitor Using Camera Now featuring built-in heart rate monitoring with no extra device required. Use your phone's camera and flashlight to measure your heart rate instantly: * Place your finger on the camera to measure your pulse * Monitor heart rate before, during, or after exercise * Useful for cardio training, recovery, and intensity tracking This feature turns your phone into a lightweight heart rate tracker to support safe, effective workouts. Fitness Tracking and History Fitness Timer automatically logs every session so you can track your progress and stay motivated: * View workout history and total training time * Repeat previous sessions with one tap * Analyze your training patterns in the statistics tab Information about the auto-renewable nature of the subscription. Confirm subscription: Payment will be charged to iTunes Account at confirmation of purchase. Manage subscriptions: Users can manage or unsubscribe in iTunes & App Store account management in the phone system settings. Auto-renewal: Apple iTunes account will be charged for renewal within 24-hours prior to the end of the current subscription period. To cancel the renewal, please turn off auto-renew manually at least 24-hours before the end of the period. No cancellation of the current subscription is allowed during the active subscription period. You can go to the Account Settings to cancel the renewal before the trial ends. The current free trial will be forfeited when you purchase a subscription to the premium version before the trial period ends. By using the app, you confirm that you acknowledge and accept our Privacy Policy and Terms of Service: Privacy Policy: https://sites.google.com/view/reva-desai/privacy Terms of Service: https://sites.google.com/view/reva-desai/terms You no longer need to manually record your workouts—everything is saved automatically.

Screenshots

Interval Timer4 screens
Interval Timer・HIIT Timer4 screens

Verdict

The call

The clearest difference is ads: Interval Timer・HIIT Timer at none against Interval Timer's shown. Interval Timer・HIIT Timer also leads on update cadence (every 4 days vs every 9 days). Interval Timer's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 15.0). On price 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. Interval Timer sells 6 in-app purchases, starting at $0.99 per month and Interval Timer・HIIT Timer sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Interval Timer ships an update every 9 days, Interval Timer・HIIT Timer every 4 days. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer versus Interval Timer・HIIT Timer: the parameters behind the verdict, then further details
ParameterInterval TimerInterval Timer・HIIT Timer
PriceFreeFree
Rating4.5 (19K ratings) — better—
Positive reviews72.9% of reviews—
Number of ratings19K — better—
Update frequencyEvery 9 daysEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size143 MB74 MB
Age rating4+4+
DeveloperNEO PIXEL LABS PTE. LTD.Reva Desai

Bugs and requests

Interval Timer

Reported bugs

3 issues
  • Ads block functionality
  • App freezes or crashes
  • Timer doesn't work in background

Requested features

5 requests
  • Add notes to workouts
  • Provide workout history and analytics
  • Allow syncing with Apple Health
  • Improve Apple Watch integration
  • Add more customization options

Interval Timer・HIIT Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Interval Timer

Subscriptions6
  • Plus - 1 Month$0.991 Month
  • Premium - 1 Month$1.991 Month
  • Plus - 1 Month$1.991 Month
Show 3 more
  • Premium - 1 Month$2.991 Month
  • Plus - 1 Year2 variants$4.991 Year
  • Premium - 1 Year7 Days trial2 variants$9.991 Year
2 purchases

Interval Timer・HIIT Timer

Subscriptions2
  • Premium Monthly Access$2.991 Month
  • Premium Yearly Access$19.991 Year

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Interval Timer・HIIT Timer free?
Interval Timer・HIIT Timer is free to download, with in-app purchases available.
Do Interval Timer or Interval Timer・HIIT Timer have ads?
Interval Timer shows ads; Interval Timer・HIIT Timer does not.
Which is updated more often, Interval Timer or Interval Timer・HIIT Timer?
Interval Timer ships an update every 9 days, and Interval Timer・HIIT Timer every 4 days. Most recently, Interval Timer was updated on October 20, 2026 and Interval Timer・HIIT Timer on October 6, 2026.

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