# Working Methods, Rules, Model vs New Cairo

The clearest difference is in-app purchases: New Cairo at none against Working Methods, Rules, Model's 1. New Cairo also leads on iOS requirement (12.0 vs 14.5). Working Methods, Rules, Model's advantage is device support. On price there is nothing between them.

Both are free to download. Working Methods, Rules, Model sells 1 one-off in-app purchase. New Cairo asks for nothing beyond the download.

## The numbers

| Metric | Working Methods, Rules, Model | New Cairo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 10 days | — |
| Size | 192 MB | 34 MB |
| Requires iOS | 14.5 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [karim maher](https://appshunter.io/developer/1550929622) |

## What reviewers say

### Working Methods, Rules, Model

[App page](https://appshunter.io/ios/app/working-methods-rules-model/id1644570437)

**Features:** macOS Compatibility

**In-app purchases (1)**

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


### New Cairo

[App page](https://appshunter.io/ios/app/new-cairo/id6497715087)

**In-app purchases:** none


## Frequently asked questions

### Is Working Methods, Rules, Model free?

Working Methods, Rules, Model is free to download, with in-app purchases available.

### Is New Cairo free?

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

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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.*