# Working Hour vs Ambo Shift Diary

The clearest difference is iOS requirement: Ambo Shift Diary at 15.1 against Working Hour's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Working Hour ships an update every 4 days, Ambo Shift Diary every 3 days. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Working Hour | Ambo Shift Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 3 MB | 33 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Westbrook Computers Ltd](https://appshunter.io/developer/1529866123) | [Michael Matthews](https://appshunter.io/developer/1847865763) |

## What reviewers say

### Working Hour

[App page](https://appshunter.io/ios/app/working-hour/id6740186705)

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

**In-app purchases:** none


### Ambo Shift Diary

[App page](https://appshunter.io/ios/app/ambo-shift-diary/id6754325599)

**In-app purchases:** none


## Frequently asked questions

### Is Working Hour free?

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

### Is Ambo Shift Diary free?

Ambo Shift Diary is free to download, with no in-app purchases.

### Do Working Hour or Ambo Shift Diary have ads?

Neither Working Hour nor Ambo Shift Diary shows ads.

### Which is updated more often, Working Hour or Ambo Shift Diary?

Working Hour ships an update every 4 days, and Ambo Shift Diary every 3 days. Most recently, Working Hour was updated on October 25, 2026 and Ambo Shift Diary on October 17, 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.*