# IntervalTimer vs Gym Rest Timer

The clearest difference is ads: IntervalTimer at none against Gym Rest Timer's shown. IntervalTimer also leads on update cadence (every 5 days vs monthly) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. IntervalTimer sells 1 one-off in-app purchase and Gym Rest Timer sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

IntervalTimer ships an update every 5 days, Gym Rest Timer monthly. The most recent releases landed on September 28, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | IntervalTimer | Gym Rest Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Monthly |
| Size | 52 MB | 44 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [naoki otsu](https://appshunter.io/developer/1082476153) | [Vasilii Polovnikov](https://appshunter.io/developer/1716165883) |

## What reviewers say

### IntervalTimer

[App page](https://appshunter.io/ios/app/intervaltimer-workout-timer/id6761044639)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Edition | $4.99 | one-time |


### Gym Rest Timer

[App page](https://appshunter.io/ios/app/gym-rest-timer-workout/id6772566646)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium · 1 week | $2.99 | per 7 days |
| Premium · 1 month | $3.99 | per month |
| Premium · 1 year | $5.99 | per year |
| Premium · Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is IntervalTimer free?

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

### Is Gym Rest Timer free?

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

### Do IntervalTimer or Gym Rest Timer have ads?

Gym Rest Timer shows ads; IntervalTimer does not.

### Which is updated more often, IntervalTimer or Gym Rest Timer?

IntervalTimer ships an update every 5 days, and Gym Rest Timer monthly. Most recently, IntervalTimer was updated on September 28, 2026 and Gym Rest Timer on September 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.*