# RBB Rinderzucht vs ProCalf

The clearest difference is iOS requirement: RBB Rinderzucht at 10.0 against ProCalf's 15.0. 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.

RBB Rinderzucht ships an update every 2 months, ProCalf every 6 weeks. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | RBB Rinderzucht | ProCalf |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 34 MB | 80 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Marc-Steven Eder](https://appshunter.io/developer/1212840962) | [MSG Nederland N.V.](https://appshunter.io/developer/623179599) |

## What reviewers say

### RBB Rinderzucht

[App page](https://appshunter.io/ios/app/rbb-rinderzucht/id719183095)

**Features:** macOS Compatibility

**In-app purchases:** none


### ProCalf

[App page](https://appshunter.io/ios/app/procalf/id1610314198)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RBB Rinderzucht free?

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

### Is ProCalf free?

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

### Do RBB Rinderzucht or ProCalf have ads?

Neither RBB Rinderzucht nor ProCalf shows ads.

### Which is updated more often, RBB Rinderzucht or ProCalf?

RBB Rinderzucht ships an update every 2 months, and ProCalf every 6 weeks. Most recently, RBB Rinderzucht was updated on October 29, 2026 and ProCalf on November 3, 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.*