# AmpHIIT vs Interval Timer by STRNTH

The clearest difference is ads: AmpHIIT at none against Interval Timer by STRNTH's shown. Interval Timer by STRNTH's advantage is device support (4 vs 1) and iOS requirement (15.1 vs 17.6). On price and in-app purchases there is nothing between them.

Both are free to download. AmpHIIT sells 3 one-off in-app purchases and Interval Timer by STRNTH sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | AmpHIIT | Interval Timer by STRNTH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 10 days |
| Size | 7 MB | 55 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Steven Mayer](https://appshunter.io/developer/480483414) | [Next Big Leap Ltd](https://appshunter.io/developer/369344938) |

## What reviewers say

### AmpHIIT

[App page](https://appshunter.io/ios/app/amphiit/id6784050589)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AmpHIIT | $0.99 | one-time |
| AmpHIIT | $1.99 | one-time |
| AmpHIIT | $3.99 | one-time |


### Interval Timer by STRNTH

[App page](https://appshunter.io/ios/app/interval-timer-by-strnth/id6787253056)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $9.99 | one-time |


## Frequently asked questions

### Is AmpHIIT free?

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

### Is Interval Timer by STRNTH free?

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

### Do AmpHIIT or Interval Timer by STRNTH have ads?

Interval Timer by STRNTH shows ads; AmpHIIT does not.

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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.*