# 円パズル vs Dark Math

The clearest difference is update cadence: Dark Math at every 4 days against 円パズル's every 65 months. Dark Math also leads on iOS requirement (13.0 vs 15.6). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

円パズル ships an update every 65 months, Dark Math every 4 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 円パズル | Dark Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (8 ratings)](https://appshunter.io/ios/app/dark-math-math-puzzle-game/id6738501626/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 65 months | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 88 MB | 175 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [be-style](https://appshunter.io/developer/534131442) | [Redev Inc.](https://appshunter.io/developer/1658921539) |

## What reviewers say

### 円パズル

[App page](https://appshunter.io/ios/app/id995963037)

**Features:** Vision Pro support

**In-app purchases:** none


### Dark Math

[App page](https://appshunter.io/ios/app/dark-math-math-puzzle-game/id6738501626)

A challenging math puzzle game designed to sharpen your logic and reasoning skills. Place number cards to solve equations, from simple to highly complex, with difficulty that scales to push your limits.

**Highlights:** Logic and reasoning training, Diverse difficulty levels, Equation solving puzzles, Number card placement gameplay, Suitable for all ages

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

**In-app purchases:** none


## Frequently asked questions

### Is 円パズル free?

円パズル is free to download, with no in-app purchases.

### Is Dark Math free?

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

### Do 円パズル or Dark Math have ads?

Both 円パズル and Dark Math show ads.

### Which is updated more often, 円パズル or Dark Math?

円パズル ships an update every 65 months, and Dark Math every 4 days. Most recently, 円パズル was updated on November 1, 2026 and Dark Math on November 4, 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.*