# Running Interval Timer HIIT vs Interval Timer

The clearest difference is ads: Interval Timer at none against Running Interval Timer HIIT's shown. Interval Timer also leads on update cadence (every 2 weeks vs every 7 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Running Interval Timer HIIT sells 6 in-app purchases, starting at $5.99 per month and Interval Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Running Interval Timer HIIT ships an update every 7 months, Interval Timer every 2 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Running Interval Timer HIIT | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Size | 31 MB | 31 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ali Umer](https://appshunter.io/developer/1584417594) | [Gianluca Nenz](https://appshunter.io/developer/1814611109) |

## What reviewers say

### Running Interval Timer HIIT

[App page](https://appshunter.io/ios/app/running-interval-timer-hiit/id6751126058)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Running Timer | $5.99 | per month |
| Running Interval | $7.99 | per 7 days |
| Running Timer | $12.99 | per 3 months |
| Running Timer | $19.99 | per 6 months |
| Running Interval | $34.99 | per year |
| Running Timer | $34.99 | one-time |


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-and-gym/id6758934241)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Running Interval Timer HIIT free?

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

### Is Interval Timer free?

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

### Do Running Interval Timer HIIT or Interval Timer have ads?

Running Interval Timer HIIT shows ads; Interval Timer does not.

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

Running Interval Timer HIIT ships an update every 7 months, and Interval Timer every 2 weeks. Most recently, Running Interval Timer HIIT was updated on October 24, 2026 and Interval Timer on October 17, 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.*