# Mambio vs Rechenfeld

The clearest difference is price: Mambio at Free against Rechenfeld's $0.99. Mambio also leads on review sentiment (89% vs 50%) and update cadence (every 3 weeks vs every 5 months). Rechenfeld's advantage is in-app purchases (none vs 7). On ads there is nothing between them.

Mambio is free to download; Rechenfeld costs $0.99 up front. Mambio sells 7 in-app purchases, starting at $7.99 per month. Rechenfeld asks for nothing beyond the download.

Mambio ships an update every 3 weeks, Rechenfeld every 5 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Mambio | Rechenfeld |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | **88.9% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 646 MB | 17 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [neurodactics GmbH](https://appshunter.io/developer/1057021768) | [Christian Urff](https://appshunter.io/developer/415894463) |

## What reviewers say

### Mambio

[App page](https://appshunter.io/ios/app/mambio/id1057021769)

This app offers a playful and independent way for children to learn mathematics. It uses scientifically proven methods and engaging learning worlds to make math exciting and motivating, with no subscriptions or ads.

**Highlights:** Playful math learning, Scientifically based methods, Individualized tasks, Engaging learning worlds, No subscriptions or ads, Progress tracking

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Monat | $7.99 | per month |
| 3 Monate | $19.99 | per 3 months |
| 12 Monate | $49.99 | per year |
| Lernen bis  20 | $29.99 | one-time |
| Lernen bis 100 | $29.99 | one-time |
| Basis Paket | $29.99 | one-time |
| Komplettpaket | $44.99 | one-time |


### Rechenfeld

[App page](https://appshunter.io/ios/app/rechenfeld/id1558366734)

This app provides a visual aid for understanding addition and subtraction within various number ranges. It's designed to help children, especially those with learning difficulties, grasp mathematical concepts through interactive manipulation of virtual objects.

**Highlights:** Visualizes addition and subtraction, Supports number ranges up to 1000, Interactive manipulation of virtual tiles, Helps develop number sense and strategies, Illustrates decimal system concepts, Displays problems on number line and arrow diagrams

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mambio free?

Mambio is free to download, with in-app purchases available.

### Is Rechenfeld free?

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

### Do Mambio or Rechenfeld have ads?

Neither Mambio nor Rechenfeld shows ads.

### Which is updated more often, Mambio or Rechenfeld?

Mambio ships an update every 3 weeks, and Rechenfeld every 5 months. Most recently, Mambio was updated on October 24, 2026 and Rechenfeld on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*