# Interval Timer (Simple) vs Running Interval Timer & HIIT

The clearest difference is in-app purchases: Running Interval Timer & HIIT at none against Interval Timer (Simple)'s 1. Interval Timer (Simple)'s advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Interval Timer (Simple) sells 1 one-off in-app purchase. Running Interval Timer & HIIT asks for nothing beyond the download.

## The numbers

| Metric | Interval Timer (Simple) | Running Interval Timer & HIIT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 28 MB | 3 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Domett Xing](https://appshunter.io/developer/1876098022) | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) |

## What reviewers say

### Interval Timer (Simple)

[App page](https://appshunter.io/ios/app/interval-timer-simple/id6758968811)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $6.99 | one-time |


### Running Interval Timer & HIIT

[App page](https://appshunter.io/ios/app/running-interval-timer-and-hiit/id6760904049)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer (Simple) free?

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

### Is Running Interval Timer & HIIT free?

Running Interval Timer & HIIT is free to download, with no in-app purchases.

### Do Interval Timer (Simple) or Running Interval Timer & HIIT have ads?

Neither Interval Timer (Simple) nor Running Interval Timer & HIIT shows ads.

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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.*