Interval Timer □ HIIT Timer vs RunIntervals
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Interval Timer □ HIIT Timer
Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.
- Customizable intervals
- Workout and rest timers
- Voice or beep guides
- Background audio support
- Workout history and statistics
- Repeat previous workouts
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A simple and beautiful interval timer. 1. Drag to set your custom intervals for workout, rest, rounds, etc 2. Tap to start. Interval Timer doesn't interfere with your music or other apps: ∙ Listen to your music apps while you workout. ∙ Voice or beep guides for every workout. ∙ You can leave the app and still listen to the audio guides, in order to follow a workout you found online. And no need to manually record your workouts: ∙ Detailed history and statistics pages to track your progress. ∙ Repeat a previous workout from your history, so you don't need to set it again. If you have any ideas for how to improve the app, just tap "Contact Support' inside the app and let us know! We are always trying to improve Interval Timer This app includes an optional auto-renewable subscription (Premium Pass): Premium Pass beings with a free trial period, then an auto-renewable monthly subscription when trial ends. Payment will be charged to your Apple account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your Apple Account Settings after purchase. Any unused portion of the free initial period will be forfeited when you purchase a subscription. Privacy Policy: https://float.support/interval-timer/privacy Terms of Use: https://float.support/interval-timer/terms
RunIntervals
Set custom interval timers with voice or tone alerts. This app seamlessly integrates with your existing audio and fitness apps, pausing or lowering music volume to ensure you never miss an alert.
- Customizable interval durations
- Voice and tone alerts
- Music volume lowering
- Spoken audio pausing
- Works with other apps
- No user data collection
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Just pick your interval durations and click GO! "Plays well with others," so if you have favorite apps for audio or fitness tracking it will work well alongside those. Audio voice alerts or tones will momentarily lower the volume of your music or briefly pause spoken audio just long enough to hear the alert, then let you get right back to listening! This app does not track or collect any user data.
Screenshots
Verdict
Interval Timer □ HIIT Timer and RunIntervals both sit at 4.8 stars, but that hides the real split: 90% of RunIntervals's written reviews are positive against 61% of Interval Timer □ HIIT Timer's. RunIntervals also leads on iOS requirement (11.3 vs 15.6). Interval Timer □ HIIT Timer's advantage is ratings volume (86K vs 123) and update cadence (every 5 weeks vs every 3 months). On price, rating, 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
Both are free to download. Interval Timer □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month and RunIntervals sells 2 one-off in-app purchases. 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 Interval Timer □ HIIT Timer against 4.7 for RunIntervals. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 123, so its average is the more settled of the two. Written reviews are what separate them: 61% of Interval Timer □ HIIT Timer's written reviews are positive against 90% of RunIntervals's.
Interval Timer □ HIIT Timer ships an update every 5 weeks, RunIntervals every 3 months. The most recent releases landed on October 2, 2026 and September 21, 2026 respectively.
| Parameter | Interval Timer □ HIIT Timer | RunIntervals |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (86K ratings) — better | 4.7 (123 ratings) |
| Positive reviews | 60.7% of reviews | 90.4% of reviews — better |
| Number of ratings | 86K — better | 123 |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.6 | 11.3 — better |
| Further details — not scored | ||
| Size | 34 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Float Tech, LLC | Robotic Jam LLC |
Customer experience
Interval Timer □ HIIT Timer
RunIntervals
User reviews
Interval Timer □ HIIT Timer
From 86K App Store ratingsWhat we love
- 🚀 Simple and easy to use
- 👍 Customizable settings
- 🚀 Intuitive interface
- 🚀 Effective for HIIT workouts
- 👍 Helpful voice prompts
Room to improve
- 🔒 Requires subscription after limited free use
- 🐛 Music volume issues with voice prompts
- 🐛 Inconsistent behavior when switching apps
- 🐛 Lack of final workout notification
RunIntervals
From 123 App Store ratingsWhat we love
- 🚀 Perfect app
- 🚀 Great app
- 🚀 Simple and effective
- 🚀 Straightforward and easy to use
- 🚀 Does exactly what it needs to
Room to improve
- 🐛 Does not work
- 🐛 Tones fail
- 🐛 Alerts don't work
- 🐛 Stops randomly
- 🐛 No sound on watch
Bugs and requests
Interval Timer □ HIIT Timer
Reported bugs
3 issues- Timer not always accurate
- Favorites/saved workouts feature not working
- Inconsistent behavior when pausing/resuming
Requested features
3 requests- Ability to save and name custom workouts
- More flexibility in exercise/rest time settings
- Option to adjust volume of voice prompts
RunIntervals
Reported bugs
3 issues- Interval tones not working with podcast/music
- Interval tones not working on Apple Watch
- App randomly stops during workouts
Requested features
7 requests- Ability to swap run/walk intervals
- Option to start with walking
- Ability to set number of repeats
- Vibration alerts
- Longer interval options (up to 30/60/120 mins)
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- Repeat feature for intervals
- Total time limit for workout
In-app purchases
Interval Timer □ HIIT Timer
- Premium Pass7 Days trial$1.991 Month
- Premium Pass7 Days trial$2.991 Month
- Lifetime Pass$14.99
- Lifetime Pass$19.99
- Premium Forever Promo$29.99
RunIntervals
- Small Tip$0.99
- Big Tip$2.99
Questions
Is Interval Timer □ HIIT Timer free?
Is RunIntervals free?
Which has better reviews, Interval Timer □ HIIT Timer or RunIntervals?
Do Interval Timer □ HIIT Timer or RunIntervals have ads?
Which is updated more often, Interval Timer □ HIIT Timer or RunIntervals?
Other comparisons
