Comparison

Intervals Pro vs Intervals Pro

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

Intervals Pro

This app provides a customizable interval timer for various workout types like HIIT, tabata, and running. It offers audio cues, background mode, workout history, and integration with Apple Health for progress tracking. Enjoy a simple design and fun themes for your fitness routines.

Highlights
  • Customizable exercise and rest intervals
  • Adjustable number of sets
  • Audio cues and background mode
  • Workout history and stats
  • Apple Health integration
  • Fun themes
Features
Read full description

HIIT IT is a simple, powerful, and customizable interval timer for all your needs: HIIT (high intensity interval training), tabata, running, stretching, boxing, or any type of interval workout. Use HIIT IT as your interval timer from home, the gym, or anywhere outdoors. It is customizable to fit your workout needs with features: - A simple design to easily adjust your exercise and rest intervals or the number of sets in your workout. - Audio cues and Background Mode so you don't need to keep your eyes on the timer - History and stats to measure your progress - Integration with Apple Health (on available devices) to save your workouts and close your rings - Fun themes (help suggest more!) We set out to make the best interval timer for everyone to use. We hope you enjoy it!

Screenshots

Intervals Pro4 screens
Intervals Pro3 screens

Verdict

The call

The clearest difference is ratings volume: Intervals Pro at 14K against Intervals Pro's 34. Intervals Pro also leads on review sentiment (85% vs 74%). Intervals Pro's advantage is device support (5 vs 3) and iOS requirement (15.0 vs 17.5). On price, rating, update cadence and ads 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 Intervals Pro sells 2 one-off in-app purchases. 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 4.7 for Intervals Pro. That said, the two scores are not equally well evidenced: Intervals Pro has 14K ratings behind it against 34, so its average is the more settled of the two. Written reviews are what separate them: 85% of Intervals Pro's written reviews are positive against 74% of Intervals Pro's.

UpkeepUpdate frequency

Intervals Pro ships an update weekly, Intervals Pro every 2 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Intervals Pro versus Intervals Pro: the parameters behind the verdict, then further details
ParameterIntervals ProIntervals Pro
PriceFreeFree
Rating4.8 (14K ratings) — better4.7 (34 ratings)
Positive reviews84.5% of reviews — better74.0% of reviews
Number of ratings14K — better34
Update frequencyWeekly — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod, Mac, Apple TV — better
Requires iOS17.515.0 — better
Further details — not scored
Size66 MB3 MB
Age rating4+4+
DeveloperIntervals, LLCBuster Labs LLC

Customer experience

Intervals Pro

All ratings13,710 ratings
Positive95.2%
Neutral1.7%
Negative3.2%
Written reviews1,097 reviews
Positive84.5%
Neutral4.8%
Negative10.7%

Intervals Pro

All ratings34 ratings
Positive94.1%
Neutral0.0%
Negative5.9%
Written reviews50 reviews
Positive74.0%
Neutral10.0%
Negative16.0%

User reviews

Intervals Pro

From 14K App Store ratings

What we love

  • 👍 Customizable timers and intervals
  • 🚀 Seamless Apple Watch integration
  • 💪 Helps with fitness goals and training
  • 🔍 Detailed workout tracking and analytics
  • 🎨 Intuitive and user-friendly interface

Room to improve

  • 🐛 Occasional sync and connectivity issues
  • 🔍 Lack of clear guidance and documentation
  • 💰 Paid version required for full functionality

Intervals Pro

From 34 App Store ratings

What we love

  • 👍 Simple and easy to use
  • 🚀 Efficient for HIIT workouts
  • ✨ Clean and fresh design
  • ✅ Does what it's supposed to
  • 🔊 Optional voice cues

Room to improve

  • ❌ Limited pattern options
  • 🐛 Background mode issues
  • 🔄 Updates sometimes worsen functionality
  • 🗣️ Unwanted robot voice
  • 🎨 Limited color customization

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

Intervals Pro

Reported bugs

9 issues
  • 🐛 App crashes when music is playing
  • 🐛 Background mode not working reliably
  • 🐛 Stops counting in background
  • 🐛 Redesign ruined previous functionality (countdown forced)
  • 🐛 Setting screen navigation issues
Show 4 more
  • 🐛 Update broke voice prompts
  • 🐛 Update made things worse
  • 🐛 No audio alerts for start/end/middle of intervals
  • 🐛 Timer stops working after first circuit modification

Requested features

9 requests
  • Ability to edit presets
  • More variable interval patterns (pyramids, Tabata)
  • Start delay option
  • Customizable color schemes/skins
  • Display exercise names during workout
Show 4 more
  • Landscape mode for Apple TV
  • Ability to name individual exercises
  • Lock foreground app to prevent accidental pauses
  • Option to use beep instead of voice

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
2 purchases

Intervals Pro

One-time2
  • Plus$0.99
  • Pro$5.99

Questions

Is Intervals Pro free?
Intervals Pro is free to download, with in-app purchases available.
Is Intervals Pro free?
Intervals Pro is free to download, with in-app purchases available.
Which has better reviews, Intervals Pro or Intervals Pro?
Intervals Pro is rated higher. Intervals Pro averages 4.8 out of 5 from 14K ratings, while Intervals Pro averages 4.7 from 34 ratings.
Do Intervals Pro or Intervals Pro have ads?
Neither Intervals Pro nor Intervals Pro shows ads.
Which is updated more often, Intervals Pro or Intervals Pro?
Intervals Pro ships an update weekly, and Intervals Pro every 2 weeks. Most recently, Intervals Pro was updated on November 1, 2026 and Intervals Pro on October 24, 2026.

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