# HIIT Note vs Interval Routine Timer

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

Both are free to download. HIIT Note sells 2 in-app purchases, starting at $0.99 per month. Interval Routine Timer asks for nothing beyond the download.

HIIT Note ships an update every 2 months, Interval Routine Timer daily. Both last shipped on October 9, 2026.

## The numbers

| Metric | HIIT Note | Interval Routine Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 6 MB | 52 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroki Okazaki](https://appshunter.io/developer/1887790290) | [junto yanai](https://appshunter.io/developer/6817621328) |

## What reviewers say

### HIIT Note

[App page](https://appshunter.io/ios/app/hiit-note/id6800796415)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HIIT Note Premium Monthly | $0.99 | per month |
| HIIT Note Premium Yearly | $11.99 | per year |


### Interval Routine Timer

[App page](https://appshunter.io/ios/app/interval-routine-timer/id6817631557)

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Note free?

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

### Is Interval Routine Timer free?

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

### Do HIIT Note or Interval Routine Timer have ads?

Neither HIIT Note nor Interval Routine Timer shows ads.

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

HIIT Note ships an update every 2 months, and Interval Routine Timer daily. Most recently, HIIT Note was updated on October 9, 2026 and Interval Routine Timer on October 9, 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.*