# カードで倫理｜アシストシステム vs Attenai

The clearest difference is in-app purchases: Attenai at none against カードで倫理｜アシストシステム's 1. Attenai also leads on ads (none vs shown). カードで倫理｜アシストシステム's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. カードで倫理｜アシストシステム sells 1 one-off in-app purchase. Attenai asks for nothing beyond the download.

## The numbers

| Metric | カードで倫理｜アシストシステム | Attenai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Size | 253 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) | [Daisaku Seto](https://appshunter.io/developer/1889853807) |

## What reviewers say

### カードで倫理｜アシストシステム

[App page](https://appshunter.io/ios/app/id6738936995)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 完全版 | $2.99 | one-time |


### Attenai

[App page](https://appshunter.io/ios/app/attenai/id6762042775)

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

**In-app purchases:** none


## Frequently asked questions

### Is カードで倫理｜アシストシステム free?

カードで倫理｜アシストシステム is free to download, with in-app purchases available.

### Is Attenai free?

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

### Do カードで倫理｜アシストシステム or Attenai have ads?

カードで倫理｜アシストシステム shows ads; Attenai 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.*