# Langenhagen vs ZeroFlow

The clearest difference is in-app purchases: Langenhagen at none against ZeroFlow's 2. Langenhagen also leads on iOS requirement (15.5 vs 17.0). ZeroFlow's advantage is update cadence (every 2 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. ZeroFlow sells 2 in-app purchases, starting at $0.99 per month. Langenhagen asks for nothing beyond the download.

Langenhagen ships an update fortnightly, ZeroFlow every 2 days. The most recent releases landed on September 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Langenhagen | ZeroFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 149 MB | 10 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stadt Langenhagen](https://appshunter.io/developer/1834661375) | [Dieter Lumb](https://appshunter.io/developer/1861541330) |

## What reviewers say

### Langenhagen

[App page](https://appshunter.io/ios/app/langenhagen-app/id6748209057)

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

**In-app purchases:** none


### ZeroFlow

[App page](https://appshunter.io/ios/app/zeroflow/id6758552664)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium-Abonnement, monatlich | $0.99 | per month |
| Zero_Flow_premium | $8.99 | per year |


## Frequently asked questions

### Is Langenhagen free?

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

### Is ZeroFlow free?

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

### Do Langenhagen or ZeroFlow have ads?

Neither Langenhagen nor ZeroFlow shows ads.

### Which is updated more often, Langenhagen or ZeroFlow?

Langenhagen ships an update fortnightly, and ZeroFlow every 2 days. Most recently, Langenhagen was updated on September 30, 2026 and ZeroFlow on October 12, 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.*