# Scan2Sides vs Shift Work Alarm

The clearest difference is update cadence: Shift Work Alarm at every 4 days against Scan2Sides's every 5 months. Scan2Sides's advantage is iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Scan2Sides sells 1 one-off in-app purchase and Shift Work Alarm sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Scan2Sides ships an update every 5 months, Shift Work Alarm every 4 days. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Scan2Sides | Shift Work Alarm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shift-work-alarm-roster/id6808283069/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 3 MB | 11 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [永杰 杨](https://appshunter.io/developer/1799458676) | [秋丽 陈](https://appshunter.io/developer/6803737891) |

## What reviewers say

### Scan2Sides

[App page](https://appshunter.io/ios/app/scan2sides/id6743626230)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | one-time |


### Shift Work Alarm

[App page](https://appshunter.io/ios/app/shift-work-alarm-roster/id6808283069)

This alarm clock is designed for individuals with non-traditional work schedules. It offers customizable alarms that can automatically skip holidays and follow specific shift patterns, ensuring you wake up on workdays and rest on days off. It also includes a smart calendar and spoken reminders for various needs.

**Highlights:** Shift-based alarms, Automatic holiday skipping, Customizable rotation patterns, Spoken reminders, Smart calendar view, Rings through silent mode

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shift Pro Monthly | $0.99 | per month |
| Shift Alarm Pro | $9.99 | per year |


## Frequently asked questions

### Is Scan2Sides free?

Scan2Sides is free to download, with in-app purchases available.

### Is Shift Work Alarm free?

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

### Do Scan2Sides or Shift Work Alarm have ads?

Neither Scan2Sides nor Shift Work Alarm shows ads.

### Which is updated more often, Scan2Sides or Shift Work Alarm?

Scan2Sides ships an update every 5 months, and Shift Work Alarm every 4 days. Most recently, Scan2Sides was updated on October 6, 2026 and Shift Work Alarm on October 12, 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.*