# 連立方程式 vs s＊カルク

The clearest difference is device support: s＊カルク at 3 against 連立方程式's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | 連立方程式 | s＊カルク |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 5 days |
| Size | 6 MB | 0 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Risako Asai](https://appshunter.io/developer/1671273580) | [Seigo Mizouchi](https://appshunter.io/developer/1880010064) |

## What reviewers say

### 連立方程式

[App page](https://appshunter.io/ios/app/id6483928960)

**In-app purchases:** none


### s＊カルク

[App page](https://appshunter.io/ios/app/s/id6759860921)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 連立方程式 free?

連立方程式 is free to download, with no in-app purchases.

### Is s＊カルク free?

s＊カルク is free to download, with no in-app purchases.

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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.*