# Interval Timer □ HIIT Timer vs Rest Timer

Interval Timer □ HIIT Timer and Rest Timer both sit at 4.8 stars, but that hides the real split: 100% of Rest Timer's written reviews are positive against 61% of Interval Timer □ HIIT Timer's. Rest Timer also leads on in-app purchases (none vs 5). Interval Timer □ HIIT Timer's advantage is ratings volume (86K vs 11). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Interval Timer □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month. Rest Timer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Interval Timer □ HIIT Timer against 4.9 for Rest Timer. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 11, 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 100% of Rest Timer's.

Interval Timer □ HIIT Timer ships an update every 5 weeks, Rest Timer every 2 months. The most recent releases landed on September 25, 2026 and July 18, 2026 respectively.

## The numbers

| Metric | Interval Timer □ HIIT Timer | Rest Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (86K ratings)](https://appshunter.io/ios/app/interval-timer-hiit-timer/id1124297113/reviews) | **[4.9 (11 ratings)](https://appshunter.io/ios/app/rest-timer-waitwaitgo/id1162311487/reviews)** |
| Number of ratings | **86K** | 11 |
| Positive reviews | 60.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 34 MB | 20 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Float Tech, LLC](https://appshunter.io/developer/483697886) | [Srdan Stanic](https://appshunter.io/developer/1162311486) |

## What reviewers say

### Interval Timer □ HIIT Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-timer/id1124297113)

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.

**Highlights:** Customizable intervals, Workout and rest timers, Voice or beep guides, Background audio support, Workout history and statistics, Repeat previous workouts

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pass | $1.99 | per month |
| Premium Pass | $2.99 | per month |
| Lifetime Pass | $14.99 | one-time |
| Lifetime Pass | $19.99 | one-time |
| Premium Forever Promo | $29.99 | one-time |

**What reviewers like**

- 🚀 Simple and easy to use
- 👍 Customizable settings
- 🚀 Intuitive interface
- 🚀 Effective for HIIT workouts
- 👍 Helpful voice prompts

**What reviewers complain about**

- 🔒 Requires subscription after limited free use
- 🐛 Music volume issues with voice prompts
- 🐛 Inconsistent behavior when switching apps
- 🐛 Lack of final workout notification

**Reported bugs**

- Timer not always accurate
- Favorites/saved workouts feature not working
- Inconsistent behavior when pausing/resuming

**Requested features**

- Ability to save and name custom workouts
- More flexibility in exercise/rest time settings
- Option to adjust volume of voice prompts


### Rest Timer

[App page](https://appshunter.io/ios/app/rest-timer-waitwaitgo/id1162311487)

This app provides a simple countdown timer for rest periods during workouts. It features customizable sounds, notification-based restarts, and dynamic display support. Easily manage your workout intervals without interrupting your music or unlocking your phone.

**Highlights:** One-tap timer start, Customizable rest periods, Plays music during countdown, Restart from notification, Dynamic Island and Live Activity support, Adjust timer while running

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer □ HIIT Timer free?

Interval Timer □ HIIT Timer is free to download, with in-app purchases available.

### Is Rest Timer free?

Rest Timer is free to download, with no in-app purchases.

### Which has better reviews, Interval Timer □ HIIT Timer or Rest Timer?

Rest Timer is rated higher. Interval Timer □ HIIT Timer averages 4.8 out of 5 from 86K ratings, while Rest Timer averages 4.9 from 11 ratings.

### Do Interval Timer □ HIIT Timer or Rest Timer have ads?

Neither Interval Timer □ HIIT Timer nor Rest Timer shows ads.

### Which is updated more often, Interval Timer □ HIIT Timer or Rest Timer?

Interval Timer □ HIIT Timer ships an update every 5 weeks, and Rest Timer every 2 months. Most recently, Interval Timer □ HIIT Timer was updated on September 25, 2026 and Rest Timer on July 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*