# Plain850：核心英文 850詞 vs AI暗記カードメーカー

The clearest difference is ads: Plain850：核心英文 850詞 at none against AI暗記カードメーカー's shown. Plain850：核心英文 850詞 also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price 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.

## The numbers

| Metric | Plain850：核心英文 850詞 | AI暗記カードメーカー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | — |
| Size | 43 MB | 7 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lok Wai](https://appshunter.io/developer/1895320924) | [Tom App Works](https://appshunter.io/developer/1874760041) |

## What reviewers say

### Plain850：核心英文 850詞

[App page](https://appshunter.io/ios/app/plain850-850/id6776902920)

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

**In-app purchases:** none


### AI暗記カードメーカー

[App page](https://appshunter.io/ios/app/ai/id6779486726)

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

**In-app purchases:** none


## Frequently asked questions

### Is Plain850：核心英文 850詞 free?

Plain850：核心英文 850詞 is free to download, with no in-app purchases.

### Is AI暗記カードメーカー free?

AI暗記カードメーカー is free to download, with no in-app purchases.

### Do Plain850：核心英文 850詞 or AI暗記カードメーカー have ads?

AI暗記カードメーカー shows ads; Plain850：核心英文 850詞 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.*