# Hour Calendar vs Simple Focus Hourglass Timer

The clearest difference is ads: Hour Calendar at none against Simple Focus Hourglass Timer's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Hour Calendar | Simple Focus Hourglass Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Size | 1 MB | 23 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Akira Kuwabara](https://appshunter.io/developer/660153698) | [Yui Sakamoto](https://appshunter.io/developer/1856050474) |

## What reviewers say

### Hour Calendar

[App page](https://appshunter.io/ios/app/hour-calendar/id1638641530)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Focus Hourglass Timer

[App page](https://appshunter.io/ios/app/simple-focus-hourglass-timer/id6763766147)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hour Calendar free?

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

### Is Simple Focus Hourglass Timer free?

Simple Focus Hourglass Timer is free to download, with no in-app purchases.

### Do Hour Calendar or Simple Focus Hourglass Timer have ads?

Simple Focus Hourglass Timer shows ads; Hour Calendar 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.*