# Lazuli 4+ vs Rechengeschichten

The clearest difference is update cadence: Rechengeschichten at every 2 months against Lazuli 4+'s every 5 months. Rechengeschichten also leads on price ($1.99 vs $3.99). Lazuli 4+'s advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On ads and in-app purchases there is nothing between them.

Lazuli 4+ costs $3.99 and Rechengeschichten $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lazuli 4+ ships an update every 5 months, Rechengeschichten every 2 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Lazuli 4+ | Rechengeschichten |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 670 MB | 16 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [funline Media GmbH](https://appshunter.io/developer/1220004570) | [Christian Urff](https://appshunter.io/developer/415894463) |

## What reviewers say

### Lazuli 4+

[App page](https://appshunter.io/ios/app/lazuli-4-plus/id1291730276)

This educational app offers engaging 3D garden adventures for children aged 4 and up. It features 15 adaptive learning games with multiple difficulty levels to strengthen cognitive skills, including math, memory, and concentration. Parents can also enjoy creative free play modes and track learning progress.

**Highlights:** Adaptive learning games, Cognitive skill development, Math and memory training, Creative free play modes, Parental progress reporting, Child-friendly design

**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 Lazuli 4+ free?

Lazuli 4+ costs $3.99, with no in-app purchases.

### Is Rechengeschichten free?

Rechengeschichten costs $1.99, with no in-app purchases.

### Do Lazuli 4+ or Rechengeschichten have ads?

Neither Lazuli 4+ nor Rechengeschichten shows ads.

### Which is updated more often, Lazuli 4+ or Rechengeschichten?

Lazuli 4+ ships an update every 5 months, and Rechengeschichten every 2 months. Most recently, Lazuli 4+ was updated on October 24, 2026 and Rechengeschichten on October 28, 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.*