# 数学図鑑 vs ベクトル

The clearest difference is price: 数学図鑑 at Free against ベクトル's $1.99. ベクトル's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

数学図鑑 is free to download; ベクトル costs $1.99 up front. 数学図鑑 sells 2 one-off in-app purchases. ベクトル asks for nothing beyond the download.

数学図鑑 ships an update every 2 weeks, ベクトル weekly. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 数学図鑑 | ベクトル |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 149 MB | 36 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Keisuke Minami](https://appshunter.io/developer/1719444621) | [Akira Hiraoka](https://appshunter.io/developer/1668714727) |

## What reviewers say

### 数学図鑑

[App page](https://appshunter.io/ios/app/id6499109813)

This app uses animations and dynamic visuals to explain complex high school math concepts. It aims to make abstract ideas intuitive and engaging for students and educators alike. Explore calculus, geometry, and equations through visual learning.

**Highlights:** Animated explanations of math concepts, Dynamic visual representations, Covers calculus, geometry, and equations, Intuitive understanding of abstract ideas, Aids students and educators

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の削除 | $1.99 | one-time |
| 広告の削除+開発者への支援 | $2.99 | one-time |


### ベクトル

[App page](https://appshunter.io/ios/app/id6797364257)

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

**In-app purchases:** none


## Frequently asked questions

### Is 数学図鑑 free?

数学図鑑 is free to download, with in-app purchases available.

### Is ベクトル free?

ベクトル costs $1.99, with no in-app purchases.

### Do 数学図鑑 or ベクトル have ads?

数学図鑑 shows ads; ベクトル does not.

### Which is updated more often, 数学図鑑 or ベクトル?

数学図鑑 ships an update every 2 weeks, and ベクトル weekly. Most recently, 数学図鑑 was updated on October 8, 2026 and ベクトル on October 9, 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.*