# 激ムズ一筆書き100 vs Euler's Circuit

The clearest difference is in-app purchases: 激ムズ一筆書き100 at none against Euler's Circuit's 1. 激ムズ一筆書き100 also leads on ads (none vs shown) and iOS requirement (6.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Euler's Circuit sells 1 one-off in-app purchase. 激ムズ一筆書き100 asks for nothing beyond the download.

## The numbers

| Metric | 激ムズ一筆書き100 | Euler's Circuit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 10 days |
| Size | 22 MB | 11 MB |
| Requires iOS | **6.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Goodia Inc.](https://appshunter.io/developer/336757991) | [Kenichi Horiuchi](https://appshunter.io/developer/1553401480) |

## What reviewers say

### 激ムズ一筆書き100

[App page](https://appshunter.io/ios/app/100/id945900243)

**Features:** macOS Compatibility

**In-app purchases:** none


### Euler's Circuit

[App page](https://appshunter.io/ios/app/eulers-circuit-one-line/id6792647040)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | one-time |


## Frequently asked questions

### Is 激ムズ一筆書き100 free?

激ムズ一筆書き100 is free to download, with no in-app purchases.

### Is Euler's Circuit free?

Euler's Circuit is free to download, with in-app purchases available.

### Do 激ムズ一筆書き100 or Euler's Circuit have ads?

Euler's Circuit shows ads; 激ムズ一筆書き100 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.*