# Rechenfeld vs Asymptote

The clearest difference is price: Asymptote at Free against Rechenfeld's $0.99. Asymptote also leads on update cadence (every 2 months vs every 5 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

Asymptote is free to download; Rechenfeld costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rechenfeld ships an update every 5 months, Asymptote every 2 months. The most recent releases landed on November 3, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Rechenfeld | Asymptote |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 17 MB | 48 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christian Urff](https://appshunter.io/developer/415894463) | [Apparent Media](https://appshunter.io/developer/391754360) |

## What reviewers say

### 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


### Asymptote

[App page](https://appshunter.io/ios/app/asymptote/id1620367874)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rechenfeld free?

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

### Is Asymptote free?

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

### Do Rechenfeld or Asymptote have ads?

Neither Rechenfeld nor Asymptote shows ads.

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

Rechenfeld ships an update every 5 months, and Asymptote every 2 months. Most recently, Rechenfeld was updated on November 3, 2026 and Asymptote on November 11, 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.*