# マチアルキ vs Mathematical Playground

The clearest difference is price: マチアルキ at Free against Mathematical Playground's $1.99. マチアルキ also leads on iOS requirement (10.0 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

マチアルキ is free to download; Mathematical Playground costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

マチアルキ ships an update every 5 weeks, Mathematical Playground every 2 months. The most recent releases landed on June 11, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | マチアルキ | Mathematical Playground |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 22.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Paid |
| Size | 33 MB | 96 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TOKYO SHOSEKI CO.,LTD.](https://appshunter.io/developer/449549534) | [Jun Nakashima](https://appshunter.io/developer/1130820204) |

## What reviewers say

### マチアルキ

[App page](https://appshunter.io/ios/app/ar/id997646770)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mathematical Playground

[App page](https://appshunter.io/ios/app/mathematical-playground/id1180400849)

An educational tool for learning and teaching about 3D mathematical shapes. It offers features like measuring dimensions, cutting shapes, and coloring, making complex geometry accessible for students and educators.

**Highlights:** Measure length, area, distance, angles, and volume, Cut shapes along a specified plane, Expand shapes face by face, Color and highlight shapes, Handwriting and screenshot tools, Share shape data wirelessly

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

**In-app purchases:** none


## Frequently asked questions

### Is マチアルキ free?

マチアルキ is free to download, with no in-app purchases.

### Is Mathematical Playground free?

Mathematical Playground costs $1.99, with no in-app purchases.

### Do マチアルキ or Mathematical Playground have ads?

Neither マチアルキ nor Mathematical Playground shows ads.

### Which is updated more often, マチアルキ or Mathematical Playground?

マチアルキ ships an update every 5 weeks, and Mathematical Playground every 2 months. Most recently, マチアルキ was updated on June 11, 2026 and Mathematical Playground on September 8, 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.*