# ひたすら積分 vs Euclid Lab

The clearest difference is ads: Euclid Lab at none against ひたすら積分's shown. ひたすら積分's advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support 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 | ひたすら積分 | Euclid Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 days |
| Size | 21 MB | 14 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [nihei keita](https://appshunter.io/developer/1866466968) | [Yung-Hsin Shieh](https://appshunter.io/developer/6794223212) |

## What reviewers say

### ひたすら積分

[App page](https://appshunter.io/ios/app/id6774960981)

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

**In-app purchases:** none


### Euclid Lab

[App page](https://appshunter.io/ios/app/euclid-lab/id6801162141)

**Features:** Family Sharing, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ひたすら積分 free?

ひたすら積分 is free to download, with no in-app purchases.

### Is Euclid Lab free?

Euclid Lab is free to download, with no in-app purchases.

### Do ひたすら積分 or Euclid Lab have ads?

ひたすら積分 shows ads; Euclid Lab 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.*