# OC App vs ZÜCHTERFORUM E

The clearest difference is update cadence: ZÜCHTERFORUM E at every 3 months against OC App's every 22 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OC App sells 28 one-off in-app purchases and ZÜCHTERFORUM E sells 20 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

OC App ships an update every 22 months, ZÜCHTERFORUM E every 3 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | OC App | ZÜCHTERFORUM E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 3 months** |
| Size | 161 MB | 35 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Dr. R. Kaden Verlag GmbH & Co. KG](https://appshunter.io/developer/787059978) | [Matthaes Medien GmbH & Co. KG](https://appshunter.io/developer/1626963112) |

## What reviewers say

### OC App

[App page](https://appshunter.io/ios/app/oc-app/id1286728815)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (28)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OC 2/2022 | $17.99 | one-time |
| OC 3/2022 | $17.99 | one-time |
| OC 4/2022 | $17.99 | one-time |
| OC 5/2022 | $17.99 | one-time |
| OC 6/2022 | $17.99 | one-time |
| OC 1/2023 | $17.99 | one-time |
| OC 2/2023 | $17.99 | one-time |
| OC 3/2023 | $17.99 | one-time |
| OC 4/2023 | $17.99 | one-time |
| OC 5/2023 | $17.99 | one-time |
| OC 6/2023 | $17.99 | one-time |
| OC 1/2024 | $17.99 | one-time |
| OC 2/2024 | $17.99 | one-time |
| OC 4/2026 | $17.99 | one-time |
| OC 5/2026 | $17.99 | one-time |
| OC 3/2026 | $17.99 | one-time |
| OC 1/2026 | $17.99 | one-time |
| OC 2/2026 | $17.99 | one-time |
| OC 6/2025 | $17.99 | one-time |
| OC 5/2025 | $17.99 | one-time |
| OC 4/2025 | $17.99 | one-time |
| OC 3/2025 | $17.99 | one-time |
| OC 2/2025 | $17.99 | one-time |
| OC 1/2025 | $17.99 | one-time |
| OC 6/2024 | $17.99 | one-time |
| OC 5/2024 | $17.99 | one-time |
| OC 4/2024 | $17.99 | one-time |
| OC 3/2024 | $17.99 | one-time |


### ZÜCHTERFORUM E

[App page](https://appshunter.io/ios/app/zuchterforum-e-paper/id1627494111)

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Züchterforum 04.2026 | $3.99 | one-time |
| Züchterforum 06.2026 | $3.99 | one-time |
| Züchterforum 07.2026 | $3.99 | one-time |
| Züchterforum 05.2026 | $3.99 | one-time |
| Züchterforum 10.2026 | $3.99 | one-time |
| Züchterforum 01.2027 | $3.99 | one-time |
| Züchterforum 08.2026 | $3.99 | one-time |
| Züchterforum 09.2026 | $3.99 | one-time |
| Züchterforum 11.2026 | $3.99 | one-time |
| Züchterforum 12.2026 | $3.99 | one-time |
| Züchterforum 03.2025 | $3.99 | one-time |
| Züchterforum 08.2025 | $3.99 | one-time |
| Züchterforum 10.2025 | $3.99 | one-time |
| Züchterforum 04.2025 | $3.99 | one-time |
| Züchterforum 09.2025 | $3.99 | one-time |
| Züchterforum 05.2025 | $3.99 | one-time |
| Züchterforum 11.2025 | $3.99 | one-time |
| Züchterforum 12.2025 | $3.99 | one-time |
| Züchterforum 07.2025 | $3.99 | one-time |
| Einzelausgabe | $3.99 | one-time |


## Frequently asked questions

### Is OC App free?

OC App is free to download, with in-app purchases available.

### Is ZÜCHTERFORUM E free?

ZÜCHTERFORUM E is free to download, with in-app purchases available.

### Do OC App or ZÜCHTERFORUM E have ads?

Neither OC App nor ZÜCHTERFORUM E shows ads.

### Which is updated more often, OC App or ZÜCHTERFORUM E?

OC App ships an update every 22 months, and ZÜCHTERFORUM E every 3 months. Most recently, OC App was updated on October 23, 2026 and ZÜCHTERFORUM E on October 27, 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.*