# Rail Scan vs Rail Model Calc

The clearest difference is ads: Rail Scan at none against Rail Model Calc's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Rail Scan | Rail Model Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 14 months |
| Size | 29 MB | 13 MB |
| Requires iOS | **14.1** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZEDAS GmbH](https://appshunter.io/developer/1453541981) | [Nobuyuki Kumakura](https://appshunter.io/developer/1529070760) |

## What reviewers say

### Rail Scan

[App page](https://appshunter.io/ios/app/rail-scan/id6469784707)

**In-app purchases:** none


### Rail Model Calc

[App page](https://appshunter.io/ios/app/rail-model-calc/id6474500872)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rail Scan free?

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

### Is Rail Model Calc free?

Rail Model Calc is free to download, with no in-app purchases.

### Do Rail Scan or Rail Model Calc have ads?

Rail Model Calc shows ads; Rail Scan does not.

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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.*