# EierUhr vs Ei

The clearest difference is iOS requirement: EierUhr at 17.0 against Ei's 26.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

EierUhr ships an update every 7 months, Ei every 11 months. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | EierUhr | Ei |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 11 months |
| Size | 5 MB | 6 MB |
| Requires iOS | **17.0** | 26.1 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Christoph Sammer](https://appshunter.io/developer/1651101494) | [Jakob Bisinger](https://appshunter.io/developer/1554878504) |

## What reviewers say

### EierUhr

[App page](https://appshunter.io/ios/app/eieruhr/id1669987449)

**In-app purchases:** none


### Ei

[App page](https://appshunter.io/ios/app/ei-rechner/id6444662492)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EierUhr free?

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

### Is Ei free?

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

### Do EierUhr or Ei have ads?

Neither EierUhr nor Ei shows ads.

### Which is updated more often, EierUhr or Ei?

EierUhr ships an update every 7 months, and Ei every 11 months. Most recently, EierUhr was updated on November 12, 2026 and Ei on November 7, 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.*