Comparison

Intervals Pro 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

Intervals Pro

Create and follow custom interval training routines for various fitness activities. This app offers extensive customization for intervals, alerts, and goals, with seamless integration for Apple Watch and Apple Health.

Highlights
  • Highly customizable intervals (time/distance)
  • Spoken interval names and prompts
  • Standalone Apple Watch workouts
  • Workout history with Apple Health
  • Home screen widgets for quick launch
  • Bluetooth heart rate monitor support
  • Siri Shortcuts integration
Features
Read full description

Custom Interval Training at its best for iPhone, Apple Watch and iPad. Featured by Apple and recommended by fitness instructors, personal trainers, marathon runners, and coaches. Let Intervals Pro guide you through any type of interval workout: HIIT, running, strength training, yoga, stretching, circuit training, boxing, MMA, elliptical, rehabilitation, meditation, 7-minute workouts, and many more. FEATURED BY • Apple - App of the Day in 132 Countries • Apple - Workout with Apple Watch, Quick HIIT Workouts • Women's Health Magazine • COACH Magazine • SixColors.com HIGHLIGHTS • Highly Customizable • Home Screen Widgets to quickly launch timers • Spoken interval names and prompts • Customizable alert sounds • Standalone Apple Watch workouts. Leave your iPhone at home! • Workout History using Apple Health data • View an Apple Watch workout live on your iPhone! • Run in the background with the screen locked • Play music or podcasts using the app of your choice • Bluetooth heart rate monitor support for Apple Watch or iPhone • Fill your Activity Rings • Siri Shortcuts • Share timers with friends • Time and Distance Goals • Running Pace and Heart Rate Targets • Auto pause and resume • Send completed workouts to Strava • Confetti! PERSONALIZE YOUR WORKOUT • Customize the Name, Duration, Alert, and Color for each interval • Customize Alert Sounds and Voice Prompts to guide you through your workout • Set a Countdown Alert and vibrations when the interval is about to end • Optional halfway alert • Set target heart rate ranges for each interval • Set time and distance goals FLEXIBLE INTERVAL DURATIONS • Time based (e.g., 45 seconds) • Distance-based (e.g., 0.5 MI or KM) • Count up intervals keep running until your ready for the next interval • Estimated time or distance. Count down time or distance to zero and then continue the interval, counting up until you're ready to move on. THE BEST APPLE WATCH INTERVAL TIMER • Leave your phone at home with our standalone Apple Watch app • Control your music or podcasts on the "Now Playing" screen • View an Apple Watch workout live on your iPhone • Alert Sounds and Voice Prompts to guide you through your workout • Configurable haptic alert countdown that taps you on the wrist when the interval is ending • Track heart rate, calories, distance, and pace • Route tracking for running, walking, and cycling • Workouts contribute to the Apple Watch Activity Rings WORKOUT HISTORY USING APPLE HEALTH • Intervals Pro has the best Apple Health integration of any interval training app • Track heart rate, calories, distance, and pace • Route tracking for running, walking, and cycling • Detailed stats for every interval • All your data is safely stored in Apple Health GREAT FOR RUNNING AND CYCLING • Interval duration can be set to either a specified time or distance • Display current pace, pace for the interval, or pace for the entire run • Configure heart rate ranges per interval • Analyze each interval of your run in the workout history MULTIPLE VOICES AND LANGUAGES • Select the language and voice to use for all spoken alerts. • Spoken alerts are localized to 10 languages. Chinese (simplified), Danish, Dutch, French, German, Italian, Norwegian, Polish, Spanish, and Swedish. Get Intervals Pro today, and your workouts will never be the same! SUBSCRIPTION INFO Intervals Pro is free to download and has a free timer. To create multiple timers and unlock all the features of the app, you may choose between a monthly or yearly auto-renewing subscription option. Upon confirmation of the purchase, payment will be charged to your credit card through your iTunes account. Subscription renews automatically unless canceled at least 24 hours before the end of the subscription period. Subscriptions can be managed and auto-renewal turned off in Account Settings in the App Store app. Privacy Policy and Terms of Service: https://intervalspro.com/privacy-policy.html

About

Interval Timer

This app provides a simple and customizable timer for interval training like HIIT, Tabata, and EMOM. It offers audio cues, background operation, and integrates with Apple Watch for health tracking. Pre-built routines and workout reminders help users stay consistent with their fitness goals.

Highlights
  • Customizable interval timer
  • Audio alerts for rounds
  • Background operation
  • Apple Watch integration
  • Workout reminders
  • Pre-built routines
Features
Read full description

Set your work and rest intervals, press start, and focus on your workout. PureHIIT is a simple timer for HIIT, Tabata, EMOM, circuits, and boxing rounds. • Adjust work, rest, and round settings to suit your session. • Follow sound cues as you move from one phase to the next. • Keep listening to your music while you train. • Use the timer in the background or in landscape mode. • Start with a prebuilt routine or save your own. • Set workout reminders to help you keep a routine. Getting started is simple: choose a routine or set your intervals, check the number of rounds, and press start. Clear phase colors help you see when to work and when to rest. Free to download, with optional in-app purchases. Apple Watch features require Premium. On Apple Watch, the app integrates with Health to record heart rate and energy used. Make time for your next workout with PureHIIT. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Intervals Pro4 screens
Interval Timer4 screens

Verdict

The call

The clearest difference is ads: Intervals Pro at none against Interval Timer's shown. Intervals Pro also leads on ratings volume (14K vs 296) and review sentiment (84% vs 73%). Interval Timer's advantage is iOS requirement (15.0 vs 17.5). On price, rating, update cadence 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. Intervals Pro sells 8 in-app purchases, starting at $2.99 per month and Interval Timer sells 8 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Intervals Pro against 4.8 for Interval Timer. That said, the two scores are not equally well evidenced: Intervals Pro has 14K ratings behind it against 296, so its average is the more settled of the two. Written reviews are what separate them: 84% of Intervals Pro's written reviews are positive against 73% of Interval Timer's.

UpkeepUpdate frequency

Intervals Pro ships an update every 8 days, Interval Timer fortnightly. Both last shipped on September 29, 2026.

Scorecard4 real differences · 6 level
Intervals Pro versus Interval Timer: the parameters behind the verdict, then further details
ParameterIntervals ProInterval Timer
PriceFreeFree
Rating4.8 (14K ratings)4.8 (296 ratings)
Positive reviews84.4% of reviews — better73.3% of reviews
Number of ratings14K — better296
Update frequencyEvery 8 days — betterFortnightly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod, Apple Watch — better
Requires iOS17.515.0 — better
Further details — not scored
Size69 MB45 MB
Age rating4+4+
DeveloperIntervals, LLCMiklos Pavel

Customer experience

Intervals Pro

All ratings13,612 ratings
Positive95.1%
Neutral1.7%
Negative3.2%
Written reviews1,072 reviews
Positive84.4%
Neutral4.9%
Negative10.7%

Interval Timer

All ratings296 ratings
Positive95.9%
Neutral1.7%
Negative2.4%
Written reviews15 reviews
Positive73.3%
Neutral6.7%
Negative20.0%

Bugs and requests

Intervals Pro

Reported bugs

2 issues
  • Workout data not syncing correctly
  • App crashes or freezes on certain devices

Requested features

3 requests
  • More customization options for interval displays
  • Ability to batch delete or manage workout history
  • Integration with more third-party fitness apps

Interval Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Intervals Pro

Subscriptions2
  • Monthly Membership7 Days trial$2.991 Month
  • Yearly Membership7 Days trial$19.991 Year
One-time6
  • Generous Tip$0.99
  • Awesome Tip$1.99
  • Massive Tip$4.99
Show 3 more
  • Amazing Tip$9.99
  • Intervals Pro (Legacy)$69.99
  • Lifetime Access$69.99
8 purchases

Interval Timer

Subscriptions2
  • Monthly$3.991 Month
  • Yearly7 Days trial$19.991 Year
One-time6
  • Premium featuresFree
  • Remove Ads$1.99
  • Custom sounds$1.99
Show 3 more
  • Premium features$4.99
  • Premium features$9.99
  • Premium features$14.99

Questions

Is Intervals Pro free?
Intervals Pro 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, Intervals Pro or Interval Timer?
Intervals Pro and Interval Timer are both rated 4.8 out of 5 on the App Store, from 14K and 296 ratings respectively.
Do Intervals Pro or Interval Timer have ads?
Interval Timer shows ads; Intervals Pro does not.
Which is updated more often, Intervals Pro or Interval Timer?
Intervals Pro ships an update every 8 days, and Interval Timer fortnightly. Most recently, Intervals Pro was updated on September 29, 2026 and Interval Timer on September 29, 2026.

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