# Bitburg vs BLINDzeln

The clearest difference is update cadence: BLINDzeln at every 3 weeks against Bitburg's every 43 months. Bitburg's advantage is iOS requirement (11.0 vs 15.0). 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.

Bitburg ships an update every 43 months, BLINDzeln every 3 weeks. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Bitburg | BLINDzeln |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 3 weeks** |
| Size | 37 MB | 6 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bohl Stefan](https://appshunter.io/developer/1553483347) | [Sebastian Dellit](https://appshunter.io/developer/1649527034) |

## What reviewers say

### Bitburg

[App page](https://appshunter.io/ios/app/bitburg/id1553482835)

**Features:** macOS Compatibility

**In-app purchases:** none


### BLINDzeln

[App page](https://appshunter.io/ios/app/blindzeln/id6443845123)

**In-app purchases:** none


## Frequently asked questions

### Is Bitburg free?

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

### Is BLINDzeln free?

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

### Do Bitburg or BLINDzeln have ads?

Neither Bitburg nor BLINDzeln shows ads.

### Which is updated more often, Bitburg or BLINDzeln?

Bitburg ships an update every 43 months, and BLINDzeln every 3 weeks. Most recently, Bitburg was updated on September 20, 2026 and BLINDzeln on September 17, 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.*