# Shift Calendar Alarm vs Shift Calendar Assistant

The clearest difference is in-app purchases: Shift Calendar Assistant at none against Shift Calendar Alarm's 2. Shift Calendar Assistant also leads on iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Shift Calendar Alarm sells 2 in-app purchases, starting at $0.99 per month. Shift Calendar Assistant asks for nothing beyond the download.

## The numbers

| Metric | Shift Calendar Alarm | Shift Calendar Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 6 MB | 4 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PING CHANG YU](https://appshunter.io/developer/1884515149) | [飞 江](https://appshunter.io/developer/1815739763) |

## What reviewers say

### Shift Calendar Alarm

[App page](https://appshunter.io/ios/app/shift-calendar-alarm/id6760447926)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shift Alarm Premium Monthly | $0.99 | per month |
| Shift Alarm Premium Yearly | $8.99 | per year |


### Shift Calendar Assistant

[App page](https://appshunter.io/ios/app/shift-calendar-assistant/id6801934756)

**In-app purchases:** none


## Frequently asked questions

### Is Shift Calendar Alarm free?

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

### Is Shift Calendar Assistant free?

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

### Do Shift Calendar Alarm or Shift Calendar Assistant have ads?

Neither Shift Calendar Alarm nor Shift Calendar Assistant shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*