# Shift Work Calendar vs ShiftAlarm

The clearest difference is in-app purchases: ShiftAlarm at none against Shift Work Calendar's 2. Shift Work Calendar's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Shift Work Calendar sells 2 in-app purchases, starting at $4.99 per 7 days. ShiftAlarm asks for nothing beyond the download.

## The numbers

| Metric | Shift Work Calendar | ShiftAlarm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 42 MB | 16 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [App Star Family](https://appshunter.io/developer/1588849497) | [明 刘](https://appshunter.io/developer/6790996791) |

## What reviewers say

### Shift Work Calendar

[App page](https://appshunter.io/ios/app/shift-work-calendar/id6758339770)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $4.99 | per 7 days |
| Premium Version | $49.99 | per year |


### ShiftAlarm

[App page](https://appshunter.io/ios/app/shiftalarm-work-schedule/id6791030721)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shift Work Calendar free?

Shift Work Calendar is free to download, with in-app purchases available.

### Is ShiftAlarm free?

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

### Do Shift Work Calendar or ShiftAlarm have ads?

Neither Shift Work Calendar nor ShiftAlarm shows ads.

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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.*