# Conversion! vs Ortwein Immo

The clearest difference is update cadence: Ortwein Immo at every 3 months against Conversion!'s every 20 months. Ortwein Immo also leads on iOS requirement (13.0 vs 26.0). 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.

Conversion! ships an update every 20 months, Ortwein Immo every 3 months. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Conversion! | Ortwein Immo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 months** |
| Size | 15 MB | 60 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gerhard Lentschik](https://appshunter.io/developer/629988041) | [Ortwein GmbH](https://appshunter.io/developer/1567026580) |

## What reviewers say

### Conversion!

[App page](https://appshunter.io/ios/app/conversion/id1227201297)

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

**In-app purchases:** none


### Ortwein Immo

[App page](https://appshunter.io/ios/app/ortwein-immo/id1567026578)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Conversion! free?

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

### Is Ortwein Immo free?

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

### Do Conversion! or Ortwein Immo have ads?

Neither Conversion! nor Ortwein Immo shows ads.

### Which is updated more often, Conversion! or Ortwein Immo?

Conversion! ships an update every 20 months, and Ortwein Immo every 3 months. Most recently, Conversion! was updated on October 7, 2026 and Ortwein Immo on October 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.*