# Rechengeschichten vs Zipsi.lu

The clearest difference is price: Zipsi.lu at Free against Rechengeschichten's $3.99. Zipsi.lu also leads on update cadence (daily vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Zipsi.lu is free to download; Rechengeschichten costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rechengeschichten ships an update every 2 months, Zipsi.lu daily. The most recent releases landed on August 29, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Rechengeschichten | Zipsi.lu |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 16 MB | 13 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Christian Urff](https://appshunter.io/developer/415894463) | [Tom Schockmel](https://appshunter.io/developer/1884701067) |

## What reviewers say

### Rechengeschichten

[App page](https://appshunter.io/ios/app/rechengeschichten/id6758136534)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zipsi.lu

[App page](https://appshunter.io/ios/app/zipsilu/id6760490450)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rechengeschichten free?

Rechengeschichten costs $3.99, with no in-app purchases.

### Is Zipsi.lu free?

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

### Do Rechengeschichten or Zipsi.lu have ads?

Neither Rechengeschichten nor Zipsi.lu shows ads.

### Which is updated more often, Rechengeschichten or Zipsi.lu?

Rechengeschichten ships an update every 2 months, and Zipsi.lu daily. Most recently, Rechengeschichten was updated on August 29, 2026 and Zipsi.lu on September 14, 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.*