# HIIT Timer vs IntervalTimer

The clearest difference is in-app purchases: HIIT Timer at none against IntervalTimer's 1. IntervalTimer's advantage is update cadence (every 8 days vs every 15 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. IntervalTimer sells 1 one-off in-app purchase. HIIT Timer asks for nothing beyond the download.

HIIT Timer ships an update every 15 months, IntervalTimer every 8 days. The most recent releases landed on November 5, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | HIIT Timer | IntervalTimer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 8 days** |
| Size | 54 MB | 53 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [PO CHUN LIU](https://appshunter.io/developer/1828860780) | [naoki otsu](https://appshunter.io/developer/1082476153) |

## What reviewers say

### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer-tabata-and-intervals/id6749133445)

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

**In-app purchases:** none


### 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 (Pay Once) | $4.99 | one-time |


## Frequently asked questions

### Is HIIT Timer free?

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

### Is IntervalTimer free?

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

### Do HIIT Timer or IntervalTimer have ads?

Neither HIIT Timer nor IntervalTimer shows ads.

### Which is updated more often, HIIT Timer or IntervalTimer?

HIIT Timer ships an update every 15 months, and IntervalTimer every 8 days. Most recently, HIIT Timer was updated on November 5, 2026 and IntervalTimer on November 7, 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.*