# Shift Calendar Alarm vs setmemo

The clearest difference is in-app purchases: setmemo at none against Shift Calendar Alarm's 2. setmemo also leads on update cadence (daily vs fortnightly) and iOS requirement (18.0 vs 26.0). Shift Calendar Alarm's advantage is ads (none vs shown). On price 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. setmemo asks for nothing beyond the download.

Shift Calendar Alarm ships an update fortnightly, setmemo daily. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Shift Calendar Alarm | setmemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Daily** |
| Size | 6 MB | 19 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PING CHANG YU](https://appshunter.io/developer/1884515149) | [abe naoki](https://appshunter.io/developer/6781572346) |

## 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 |


### setmemo

[App page](https://appshunter.io/ios/app/setmemo/id6809709139)

**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 setmemo free?

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

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

setmemo shows ads; Shift Calendar Alarm does not.

### Which is updated more often, Shift Calendar Alarm or setmemo?

Shift Calendar Alarm ships an update fortnightly, and setmemo daily. Most recently, Shift Calendar Alarm was updated on October 31, 2026 and setmemo on October 29, 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.*