# Kraepelin Training vs 第三級陸上特殊無線技士 | 2026年対策問題

The clearest difference is price: Kraepelin Training at Free against 第三級陸上特殊無線技士 | 2026年対策問題's $1.99. Kraepelin Training also leads on iOS requirement (14.1 vs 17.0). 第三級陸上特殊無線技士 | 2026年対策問題's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Kraepelin Training is free to download; 第三級陸上特殊無線技士 | 2026年対策問題 costs $1.99 up front. Kraepelin Training sells 1 one-off in-app purchase. 第三級陸上特殊無線技士 | 2026年対策問題 asks for nothing beyond the download.

## The numbers

| Metric | Kraepelin Training | 第三級陸上特殊無線技士 | 2026年対策問題 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/kraepelin-training/id1560607060/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 5 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takahide Kambe](https://appshunter.io/developer/1502914652) | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) |

## What reviewers say

### Kraepelin Training

[App page](https://appshunter.io/ios/app/kraepelin-training/id1560607060)

Practice the Kraepelin test, a mental arithmetic exercise. Add adjacent numbers and input the last digit. Features custom operators, test assessment, and a PRO version with handwriting recognition and ad removal.

**Highlights:** Adjacent number addition, Custom operator modes (+, -, x), Test result assessment (S to C ranks), Hand-writing input (PRO), Brain training and calculation practice

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paid Version | $2.99 | one-time |


### 第三級陸上特殊無線技士 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2026/id6791866555)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kraepelin Training free?

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

### Is 第三級陸上特殊無線技士 | 2026年対策問題 free?

第三級陸上特殊無線技士 | 2026年対策問題 costs $1.99, with no in-app purchases.

### Do Kraepelin Training or 第三級陸上特殊無線技士 | 2026年対策問題 have ads?

Kraepelin Training shows ads; 第三級陸上特殊無線技士 | 2026年対策問題 does not.

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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.*