# Z21 mobile HD vs Faller Car System Digital

The clearest difference is in-app purchases: Faller Car System Digital at none against Z21 mobile HD's 3. Z21 mobile HD's advantage is iOS requirement (5.1.1 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Z21 mobile HD sells 3 one-off in-app purchases. Faller Car System Digital asks for nothing beyond the download.

## The numbers

| Metric | Z21 mobile HD | Faller Car System Digital |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/z21-mobile-hd/id535465008/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 46 MB | 72 MB |
| Requires iOS | **5.1.1** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Modelleisenbahn GmbH](https://appshunter.io/developer/533805542) | [Gebr. Faller GmbH Fabrik fur Qualitatsspielwaren](https://appshunter.io/developer/1667221251) |

## What reviewers say

### Z21 mobile HD

[App page](https://appshunter.io/ios/app/z21-mobile-hd/id535465008)

Control your model train layout and locomotives directly from your iOS device. Manage your locomotive library, program digital components, and operate trains with intuitive touch controls. A demo mode is available for exploration.

**Highlights:** Connect to Z21 Digital Center, Manage locomotive libraries, Control locomotives with DCC/Motorola decoders, Program digital components, Intuitive graphic interface, Assign custom locomotive images

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BR52 | $10.99 | one-time |
| RH 109.13 | $10.99 | one-time |
| BR103 | $10.99 | one-time |


### Faller Car System Digital

[App page](https://appshunter.io/ios/app/faller-car-system-digital/id6742844305)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Z21 mobile HD free?

Z21 mobile HD is free to download, with in-app purchases available.

### Is Faller Car System Digital free?

Faller Car System Digital is free to download, with no in-app purchases.

### Do Z21 mobile HD or Faller Car System Digital have ads?

Neither Z21 mobile HD nor Faller Car System Digital shows ads.

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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.*