# 数学クイズ なん度？ vs 高校数学の解法

The clearest difference is update cadence: 高校数学の解法 at every 4 days against 数学クイズ なん度？'s every 5 months. 高校数学の解法 also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 数学クイズ なん度？ sells 2 one-off in-app purchases and 高校数学の解法 sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

数学クイズ なん度？ ships an update every 5 months, 高校数学の解法 every 4 days. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 数学クイズ なん度？ | 高校数学の解法 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (195 ratings)](https://appshunter.io/ios/app/id541532555/reviews)** | — |
| Number of ratings | **195** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 134 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [StudySwitch, Inc.](https://appshunter.io/developer/1368900403) | [Shogo Shibuya](https://appshunter.io/developer/1671795647) |

## What reviewers say

### 数学クイズ なん度？

[App page](https://appshunter.io/ios/app/id541532555)

Challenge yourself with a variety of math quizzes, from basic to difficult. This popular brain training app, featured on TV, helps you calculate angles, areas, and sequences. Perfect for mental exercise and educational fun.

**Highlights:** Calculate angles of plane figures, Calculate areas of plane figures, Solve number sequence puzzles, Stage-based difficulty progression, In-app calculation memo feature, Hint system for problem-solving, Share problems with friends

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |
| 解答集 | $2.99 | one-time |


### 高校数学の解法

[App page](https://appshunter.io/ios/app/id6445906314)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の非表示 | $2.99 | one-time |
| Premium（買い切り） | $14.99 | one-time |


## Frequently asked questions

### Is 数学クイズ なん度？ free?

数学クイズ なん度？ is free to download, with in-app purchases available.

### Is 高校数学の解法 free?

高校数学の解法 is free to download, with in-app purchases available.

### Do 数学クイズ なん度？ or 高校数学の解法 have ads?

Both 数学クイズ なん度？ and 高校数学の解法 show ads.

### Which is updated more often, 数学クイズ なん度？ or 高校数学の解法?

数学クイズ なん度？ ships an update every 5 months, and 高校数学の解法 every 4 days. Most recently, 数学クイズ なん度？ was updated on September 22, 2026 and 高校数学の解法 on September 23, 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.*