Intervals Pro vs Interval Timer ++
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Interval Timer ++
This app provides a customizable interval timer for high-intensity interval training (HIIT) and circuit workouts. Easily set up work, rest, and repeat intervals, track your progress, and integrate with your health data. Enjoy your workouts with background music and notifications.
- Customizable work/rest/repeat intervals
- Supports iPhone and Apple Watch
- Workout history in calendar view
- Health app integration (HealthKit)
- Background notifications
- Listen to music during workouts
- Premium timers for mixed fitness types
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Award-winning app for your daily workouts! Simple set up, intense workout: *** One touch to set up Workout, Rest, and Repeat. *** Supports both iPhone and Apple Watch *** Colorful design, to give you some eye candy while working hard *** Multiple timers for easy access and training *** Premium timers where different fitness types are mixed *** Background notification, so you can keep working out while browsing other apps, or even when screen is locked *** Listen to your favorite music while working out *** See your workout history in calendar view Health App Integration We integrate with the health app (HealthKit) to read and track your steps data and show them in a beautiful way. Feature details: - Workout duration: 2 seconds to 8 minutes - Rest duration: 0 seconds to 8 minutes - Repeat: 20 times (50 times if purchased Premium Subscription) - Premium timers: mix fitness types, including Planks, Jumping Jack, Push Ups, Sit Ups, High Knees, Side Planks, Butt Kicks, Side Lunges, Lunges, etc. - Multiple timers for quick access - Name your timers - Swipe-to-delete timers - Drag-n-drop to reorder custom timers - 10 seconds count down, so you can get into workout position - Count down sound before next workout starts, for you to recover position - Pause and resume workout at any time - Reset at any time if workout was interrupted - Calendar view: shows your work/rest/repeat sessions - Listen to your favorite music in background, while working out the Interval Timer in foreground - Background music will be tuned down when playing workout sounds - Vibration / Haptic feedbacks between workout and rest - Ability to mute all workout sound Users say good works after usage: "I love the simplicity and ease of use of this app. It is almost exactly what I am looking for." "No frills or gimmicks, this app gives it to you straight, which is how interval timers should work IMO." "An eye-candy for your tough workouts." "Mind-blowing on how easy it is to use." "Simple. Does EXACTLY what you need." Also checkout our awesome demo video on Youtube: https://www.youtube.com/watch?v=gO_z8mN1asU Interval Timer Pro (In App Purchase): - Create unlimited number of timers for easy access - Use our premium timers - Repeat workout for more than 20 times • You can subscribe for Interval Timer Pro inside the app; subscriptions are billed monthly or annually at the rate selected depending on the subscription plan. • Alternatively a one-time payment plan is available (this is not a subscription). • Payment will be charged to your iTunes account at confirmation of purchase. • Subscriptions will automatically renew unless auto-renew is cancelled at least 24 hours before the end of current period. • Your account will be charged according to your plan for renewal within 24 hours prior to the end of the current period. • You can manage or turn off auto-renew in your Apple ID account settings at any time after purchase. • To manage your subscriptions or turn off auto-renewal: - Go to Settings > iTunes & App Store - Tap your Apple ID at the top of the screen - Tap View Apple ID. You might need to sign in or use Touch ID. - Tap Subscriptions. - Tap the subscription you want to manage. - Use the options to manage your subscription. • No cancellation of the current subscription is allowed during the active subscription period. Once purchased, refunds will not be provided for any unused portion of the term. We take the security of our customers very seriously. Read our Terms of Service at https://sunnystudio.wordpress.com/2018/08/03/interval-timer-terms-of-us/ and our Privacy Policy at https://sunnystudio.wordpress.com/2018/07/31/interval-timer-privacy-policy/ Attributions: Lock by Maxim Kulikov from the Noun Project Premium by Gregor Cresnar from the Noun Project
Screenshots
Verdict
The clearest difference is ads: Intervals Pro at none against Interval Timer ++'s shown. Intervals Pro also leads on update cadence (every 8 days vs every 3 weeks). Interval Timer ++'s advantage is iOS requirement (12.0 vs 17.5). On price, rating, review sentiment and ratings volume 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
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 $0.99 per 2 months. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for Intervals Pro against 4.8 for Interval Timer ++. Both are backed by a comparable volume of ratings — 14K and 15K respectively. Written reviews are what separate them: 84% of Intervals Pro's written reviews are positive against 78% of Interval Timer ++'s.
Intervals Pro ships an update every 8 days, Interval Timer ++ every 3 weeks. Both last shipped on September 24, 2026.
| Parameter | Intervals Pro | Interval Timer ++ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (14K ratings) | 4.8 (15K ratings) |
| Positive reviews | 84.4% of reviews — better | 78.0% of reviews |
| Number of ratings | 14K | 15K — better |
| Update frequency | Every 8 days — better | Every 3 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 17.5 | 12.0 — better |
| Further details — not scored | ||
| Size | 69 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | Intervals, LLC | Sunny Studio |
Customer experience
Intervals Pro
Interval Timer ++
User reviews
Intervals Pro
From 14K App Store ratingsWhat 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
Interval Timer ++
From 15K App Store ratingsWhat we love
- 👍 Simple and intuitive interface
- 🚀 Straightforward interval timer functionality
- 💡 Customizable timers and workouts
- 🔒 No ads or in-app purchases required
Room to improve
- 🐛 Inconsistent sound and volume issues
- 🐛 Bugs with timer functionality and data sync
- 🔋 High battery consumption when running in background
- 🚫 Limited customization options for timers and workouts
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 ++
Reported bugs
3 issues- Timers not working correctly after app updates
- Custom timers not saving or syncing across devices
- Unexpected pausing or stopping of timers during use
Requested features
4 requests- Ability to name and save custom workouts
- Option to adjust rest time for individual exercises
- Countdown beeps or voice cues during intervals
- Integration with Apple Watch and other fitness devices
In-app purchases
Intervals Pro
- Monthly Membership7 Days trial$2.991 Month
- Yearly Membership7 Days trial$19.991 Year
- Generous Tip$0.99
- Awesome Tip$1.99
- Massive Tip$4.99
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- Amazing Tip$9.99
- Intervals Pro (Legacy)$69.99
- Lifetime Access$69.99
Interval Timer ++
- Interval Timer Pro7 Days trial$0.992 Months
- Interval Timer Pro3 Days trial$0.997 Days
- Interval Timer Pro$1.997 Days
Show 2 moreShow fewer
- Interval Timer Pro3 Days trial$1.991 Month
- Interval Timer Pro for a Year7 Days trial$5.991 Year
- Premium Timer for One Week$2.99
- Premium Timer for One Year$7.99
- Premium Timer for Entire Life$8.99
Questions
Is Intervals Pro free?
Is Interval Timer ++ free?
Which has better reviews, Intervals Pro or Interval Timer ++?
Do Intervals Pro or Interval Timer ++ have ads?
Which is updated more often, Intervals Pro or Interval Timer ++?
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