# HIIT Timer vs 1

The clearest difference is update cadence: 1 at every 2 weeks against HIIT Timer's every 5 weeks. 1 also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HIIT Timer ships an update every 5 weeks, 1 every 2 weeks. The most recent releases landed on September 16, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | HIIT Timer | 1 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 36 MB | 14 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Caprio Lab](https://appshunter.io/developer/1841174043) | [Satoshi Yamakawa](https://appshunter.io/developer/1864114622) |

## What reviewers say

### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer-simple-timer/id6752818078)

**Features:** macOS Compatibility

**In-app purchases:** none


### 1

[App page](https://appshunter.io/ios/app/1-tap-timer/id6757376428)

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

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Timer free?

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

### Is 1 free?

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

### Do HIIT Timer or 1 have ads?

Both HIIT Timer and 1 show ads.

### Which is updated more often, HIIT Timer or 1?

HIIT Timer ships an update every 5 weeks, and 1 every 2 weeks. Most recently, HIIT Timer was updated on September 16, 2026 and 1 on August 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.*