# Interval Timer vs GYM Clock

The clearest difference is in-app purchases: GYM Clock at none against Interval Timer's 10. GYM Clock also leads on update cadence (every 2 days vs every 4 weeks) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Interval Timer sells 10 in-app purchases, starting at $1.99 per month. GYM Clock asks for nothing beyond the download.

Interval Timer ships an update every 4 weeks, GYM Clock every 2 days. The most recent releases landed on November 7, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Interval Timer | GYM Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.6K ratings)](https://appshunter.io/ios/app/interval-timer/id1610398390/reviews)** | — |
| Number of ratings | **3.6K** | — |
| Positive reviews | 66.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 days** |
| Monetization | Subscription | — |
| Size | 243 MB | 18 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HIIT Apps Sp. z o.o.](https://appshunter.io/developer/1713395721) | [OGUZ BARLAS](https://appshunter.io/developer/6807432950) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer/id1610398390)

This app is a versatile interval timer designed for various training styles like Tabata and HIIT. It offers customizable workout parameters, voice guidance, and music ducking for an enhanced training experience. Save your custom workouts and track your progress.

**Highlights:** Customizable interval settings, Voice assistant with text-to-speech, Music ducking for audio integration, Save custom workouts, Tabata, Rounds, Stopwatch modes, Apple Health integration

**Features:** Family Sharing, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intervals: monthly membership | $1.99 | per month |
| Intervals: membership | $3.99 | per 3 months |
| Intervals: monthly membership | $4.99 | per month |
| Intervals: yearly membership | $6.99 | per year |
| Intervals: yearly membership | $9.99 | per year |
| Intervals: yearly membership | $19.99 | per year |
| Intervals: yearly membership | $24.99 | per year |
| Intervals: membership | $24.99 | per year |
| Intervals \| PRO version | $14.99 | one-time |
| Intervals \| Membership | $34.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Customizable workouts
- 🚀 Versatile and efficient
- 🚀 Helpful voice prompts
- 👍 Seamless music integration

**What reviewers complain about**

- 🐛 Bugs causing lost workouts
- 🔋 High battery consumption
- 💰 Subscription-based model
- 🔒 Forced free trial
- 🐛 Timing issues with intervals

**Reported bugs**

- Workouts disappearing
- App crashes and freezes
- Timing issues with intervals

**Requested features**

- Apple Watch integration
- More customization options
- Additional audio cues and prompts
- Improved workout tracking and history


### GYM Clock

[App page](https://appshunter.io/ios/app/gym-clock-workout-timer/id6817308891)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

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

### Is GYM Clock free?

GYM Clock is free to download, with no in-app purchases.

### Do Interval Timer or GYM Clock have ads?

Neither Interval Timer nor GYM Clock shows ads.

### Which is updated more often, Interval Timer or GYM Clock?

Interval Timer ships an update every 4 weeks, and GYM Clock every 2 days. Most recently, Interval Timer was updated on November 7, 2026 and GYM Clock on October 29, 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.*