# GBO mobile vs FZAG

The clearest difference is update cadence: FZAG at every 2 weeks against GBO mobile's every 8 months. FZAG also leads on iOS requirement (13.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

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

GBO mobile ships an update every 8 months, FZAG every 2 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | GBO mobile | FZAG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Size | 49 MB | 100 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [neusta mobile solutions GmbH](https://appshunter.io/developer/387164587) | [Softwareentwicklung Schittkowski GmbH](https://appshunter.io/developer/1068208943) |

## What reviewers say

### GBO mobile

[App page](https://appshunter.io/ios/app/gbo-mobile/id1541160836)

**In-app purchases:** none


### FZAG

[App page](https://appshunter.io/ios/app/fzag/id6741758564)

**In-app purchases:** none


## Frequently asked questions

### Is GBO mobile free?

GBO mobile is free to download, with no in-app purchases.

### Is FZAG free?

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

### Do GBO mobile or FZAG have ads?

Neither GBO mobile nor FZAG shows ads.

### Which is updated more often, GBO mobile or FZAG?

GBO mobile ships an update every 8 months, and FZAG every 2 weeks. Most recently, GBO mobile was updated on November 6, 2026 and FZAG on November 8, 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.*