# BLINDzeln vs seven.one AD

The clearest difference is update cadence: seven.one AD at every 3 days against BLINDzeln's every 3 weeks. BLINDzeln's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

BLINDzeln ships an update every 3 weeks, seven.one AD every 3 days. The most recent releases landed on September 17, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | BLINDzeln | seven.one AD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 6 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Sebastian Dellit](https://appshunter.io/developer/1649527034) | [DATAMATIX Datensysteme GmbH](https://appshunter.io/developer/1461463530) |

## What reviewers say

### BLINDzeln

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

**In-app purchases:** none


### seven.one AD

[App page](https://appshunter.io/ios/app/sevenone-ad/id6670183759)

**In-app purchases:** none


## Frequently asked questions

### Is BLINDzeln free?

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

### Is seven.one AD free?

seven.one AD is free to download, with no in-app purchases.

### Do BLINDzeln or seven.one AD have ads?

Neither BLINDzeln nor seven.one AD shows ads.

### Which is updated more often, BLINDzeln or seven.one AD?

BLINDzeln ships an update every 3 weeks, and seven.one AD every 3 days. Most recently, BLINDzeln was updated on September 17, 2026 and seven.one AD on September 4, 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.*