# Erlenbrunn vs Redefin

Erlenbrunn and Redefin are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Erlenbrunn ships an update every 20 months, Redefin every 15 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Erlenbrunn | Redefin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 15 months** |
| Size | 6 MB | 6 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stadt Pirmasens](https://appshunter.io/developer/1693384385) | [apicodo GmbH](https://appshunter.io/developer/1169099711) |

## What reviewers say

### Erlenbrunn

[App page](https://appshunter.io/ios/app/erlenbrunn/id6450505214)

**Features:** Vision Pro support

**In-app purchases:** none


### Redefin

[App page](https://appshunter.io/ios/app/redefin/id6746716770)

**In-app purchases:** none


## Frequently asked questions

### Is Erlenbrunn free?

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

### Is Redefin free?

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

### Do Erlenbrunn or Redefin have ads?

Neither Erlenbrunn nor Redefin shows ads.

### Which is updated more often, Erlenbrunn or Redefin?

Erlenbrunn ships an update every 20 months, and Redefin every 15 months. Most recently, Erlenbrunn was updated on October 24, 2026 and Redefin on October 18, 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.*