TrainUpp vs Interval Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrainUpp
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As easy as setting up your workout, rest times and number of sets and go burn calories or gain muscles! Includes multiple themes and sounds for both active and relaxing activities like Yoga or Pilates that might required smoothier sounds, backgrounds and animated watches, including vibration. It saves your training preferences for future sessions and tracks your activity so that you can see your evolution. The app is available in English, Spanish and Romanian.
Interval Timer
This interval timer is designed for HIIT and interval training. Easily set work and rest periods, sets, and rounds to guide your workouts. It supports background operation and music playback, with an Apple Watch companion app for heart rate monitoring.
- Customizable work and rest periods
- Set number of sets and rounds
- Background operation support
- Music playback compatibility
- Apple Watch integration
- Heart rate monitoring (Apple Watch)
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This app is handy interval timer that helps you keep track of your work and rest periods during your HIIT interval training and workouts. The application is very easy to use, enter the Work, Rest, Sets, Rounds and start workout. You can listen to music during workouts or use the timer in the background. There is also app on the Apple Watch that will allow you to monitor your heart rate during workouts. Apple Watch app features: - iCloud sync with iPhone - integration with the Health app - monitoring heart rate during workouts
Screenshots
Verdict
The clearest difference is in-app purchases: TrainUpp at none against Interval Timer's 1. TrainUpp also leads on update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement 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 sells 1 one-off in-app purchase. TrainUpp asks for nothing beyond the download.
TrainUpp ships an update every 5 days, Interval Timer every 2 months. The most recent releases landed on November 8, 2026 and November 7, 2026 respectively.
| Parameter | TrainUpp | Interval Timer |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (250 ratings) — better |
| Positive reviews | — | 84.1% of reviews |
| Number of ratings | — | 250 — better |
| Update frequency | Every 5 days — better | Every 2 months |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 35 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Alejandro Henriquez Luis | Yosyp Hameliak |
Bugs and requests
TrainUpp
Not enough reviews yet to summarise bugs or requests.
Interval Timer
Reported bugs
9 issues- App pauses when phone is locked
- Sound notifications are inconsistent
- App doesn't run in background
- Watch app not opening or syncing
- In-app purchase issues
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- Timer not counting when phone is locked
- Voice/sound stops during exercises
- Incorrect number of sets displayed
- App crashes or freezes
Requested features
12 requests- Option for different/upbeat voice
- Ability to reorder saved timers
- Larger font size option
- Vibrate option
- Naming individual sets/exercises
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- Audio configuration for set completion
- Syncing workouts with health apps
- Option to keep app running when phone is locked
- Customizable warm-up per saved timer
- Option for giant font size for numbers
- Ability to move saved timers
- More sound options
In-app purchases
TrainUpp
No in-app purchases
Interval Timer
- Remove Ads$4.99
Questions
Is TrainUpp free?
Is Interval Timer free?
Do TrainUpp or Interval Timer have ads?
Which is updated more often, TrainUpp or Interval Timer?
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