# Der Kopfrechner vs StudyPilot

Der Kopfrechner and StudyPilot are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Der Kopfrechner | StudyPilot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 0 MB | 3 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SEBASTIAN SIMON MARTIN NEHLS](https://appshunter.io/developer/1782780647) | [Sean O Rourke](https://appshunter.io/developer/1892880183) |

## What reviewers say

### Der Kopfrechner

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

**Features:** macOS Compatibility

**In-app purchases:** none


### StudyPilot

[App page](https://appshunter.io/ios/app/studypilot/id6785941434)

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

**In-app purchases:** none


## Frequently asked questions

### Is Der Kopfrechner free?

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

### Is StudyPilot free?

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

### Do Der Kopfrechner or StudyPilot have ads?

Neither Der Kopfrechner nor StudyPilot shows ads.

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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.*