# ClearHiiT vs IntervalRunner

The clearest difference is iOS requirement: ClearHiiT at 16.4 against IntervalRunner's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ClearHiiT sells 1 one-off in-app purchase and IntervalRunner sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ClearHiiT ships an update every 5 days, IntervalRunner every 3 days. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ClearHiiT | IntervalRunner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 32 MB | 177 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [George Gaskin](https://appshunter.io/developer/6781863030) | [JUKI JUNG](https://appshunter.io/developer/1212179274) |

## What reviewers say

### ClearHiiT

[App page](https://appshunter.io/ios/app/clearhiit-interval-timer/id6781863028)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $3.99 | one-time |


### IntervalRunner

[App page](https://appshunter.io/ios/app/intervalrunner-pace-coach/id6817994370)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IntervalRunner Pro Monthly | $0.99 | per month |
| IntervalRunner Pro Annual | $9.99 | per year |


## Frequently asked questions

### Is ClearHiiT free?

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

### Is IntervalRunner free?

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

### Do ClearHiiT or IntervalRunner have ads?

Neither ClearHiiT nor IntervalRunner shows ads.

### Which is updated more often, ClearHiiT or IntervalRunner?

ClearHiiT ships an update every 5 days, and IntervalRunner every 3 days. Most recently, ClearHiiT was updated on October 13, 2026 and IntervalRunner on October 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.*