# Best Interval Timer vs Rest Timer

The clearest difference is ads: Rest Timer at none against Best Interval Timer's shown. Rest Timer also leads on update cadence (every 2 months vs every 12 months) and rating (4.9 vs 4.6). Best Interval Timer's advantage is ratings volume (81 vs 11). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rest Timer holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Best Interval Timer has 81 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 89% of Best Interval Timer's written reviews are positive against 100% of Rest Timer's.

Best Interval Timer ships an update every 12 months, Rest Timer every 2 months. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Best Interval Timer | Rest Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (81 ratings)](https://appshunter.io/ios/app/best-interval-timer/id547542742/reviews) | **[4.9 (11 ratings)](https://appshunter.io/ios/app/rest-timer-waitwaitgo/id1162311487/reviews)** |
| Number of ratings | **81** | 11 |
| Positive reviews | 89.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 19 MB | 20 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [倩 赵](https://appshunter.io/developer/376557917) | [Srdan Stanic](https://appshunter.io/developer/1162311486) |

## What reviewers say

### Best Interval Timer

[App page](https://appshunter.io/ios/app/best-interval-timer/id547542742)

This app acts as your personal coach, guiding you through workouts with customizable routines. Focus on your exercise while it manages timing for warm-up, high/low intensity intervals, cool-downs, and rest periods.

**Highlights:** Customizable workout routines, Warm-up, intensity, cool-down, rest periods, Background and multitasking support, Adjustable interval sounds and vibrations, Workout practice tracking, Landscape and portrait orientation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Simple and functional
- 👍 Free
- 👍 Customizable intervals
- 👍 Works in background

**What reviewers complain about**

- 🐛 Too many ads
- 🐛 Limited programmable routines (free version)
- 🐛 Ads block screen in landscape
- 🐛 Small numbers hard to read
- 🐛 Side view unusable

**Reported bugs**

- App stops working after rating notification
- Buttons don't work after rating notification
- Crashes when saving timers
- Crashes when editing exercises
- Freezes and stops working

**Requested features**

- Ability to save multiple intervals/routines
- Voice cues for start/stop
- Apple Watch compatibility
- Larger buttons and text
- Option to save different schedules (e.g., Tabata)


### 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 Best Interval Timer free?

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

### Is Rest Timer free?

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

### Which has better reviews, Best Interval Timer or Rest Timer?

Rest Timer is rated higher. Best Interval Timer averages 4.6 out of 5 from 81 ratings, while Rest Timer averages 4.9 from 11 ratings.

### Do Best Interval Timer or Rest Timer have ads?

Best Interval Timer shows ads; Rest Timer does not.

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

Best Interval Timer ships an update every 12 months, and Rest Timer every 2 months. Most recently, Best Interval Timer was updated on September 28, 2026 and Rest Timer on September 26, 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.*