# X vs Rechengeschichten

The clearest difference is update cadence: X at every 4 days against Rechengeschichten's every 2 months. X also leads on price ($0.99 vs $3.99) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

X costs $0.99 and Rechengeschichten $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

X ships an update every 4 days, Rechengeschichten every 2 months. The most recent releases landed on September 20, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | X | Rechengeschichten |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Size | 22 MB | 16 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andreas Bruno* Berger*](https://appshunter.io/developer/1798082609) | [Christian Urff](https://appshunter.io/developer/415894463) |

## What reviewers say

### X

[App page](https://appshunter.io/ios/app/x-math-clash/id6742379233)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rechengeschichten

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is X free?

X costs $0.99, with no in-app purchases.

### Is Rechengeschichten free?

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

### Do X or Rechengeschichten have ads?

Neither X nor Rechengeschichten shows ads.

### Which is updated more often, X or Rechengeschichten?

X ships an update every 4 days, and Rechengeschichten every 2 months. Most recently, X was updated on September 20, 2026 and Rechengeschichten on August 29, 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.*