# Math Experts vs Der Kopfrechner

The clearest difference is price: Der Kopfrechner at Free against Math Experts's $4.99. Der Kopfrechner also leads on update cadence (fortnightly vs every 6 weeks). Math Experts's advantage is iOS requirement (15.6 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Der Kopfrechner is free to download; Math Experts costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Experts ships an update every 6 weeks, Der Kopfrechner fortnightly. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Math Experts | Der Kopfrechner |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Paid | — |
| Size | 28 MB | 0 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PATRICIA SAUER](https://appshunter.io/developer/1697710298) | [SEBASTIAN SIMON MARTIN NEHLS](https://appshunter.io/developer/1782780647) |

## What reviewers say

### Math Experts

[App page](https://appshunter.io/ios/app/math-experts-mental-math/id6451363057)

This app offers a distraction-free environment to practice various arithmetic operations, from basic math to advanced mental calculations. It provides customizable training options and multiple game modes to suit all ages and skill levels.

**Highlights:** Customizable operations and number ranges, Practice, Single Player, and Two Player modes, Supports addition, subtraction, multiplication, division, times tables, and square numbers, Ad-free and subscription-free experience, Adjustable difficulty and color themes, Suitable for kids, students, and adults

**In-app purchases:** none


### Der Kopfrechner

[App page](https://appshunter.io/ios/app/der-kopfrechner/id6738890372)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Experts free?

Math Experts costs $4.99, with no in-app purchases.

### Is Der Kopfrechner free?

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

### Do Math Experts or Der Kopfrechner have ads?

Neither Math Experts nor Der Kopfrechner shows ads.

### Which is updated more often, Math Experts or Der Kopfrechner?

Math Experts ships an update every 6 weeks, and Der Kopfrechner fortnightly. Most recently, Math Experts was updated on October 12, 2026 and Der Kopfrechner on October 13, 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.*