# AI単語帳｜赤シートに代わる次世代の暗記アプリ vs LexFlow

The clearest difference is in-app purchases: AI単語帳｜赤シートに代わる次世代の暗記アプリ at none against LexFlow's 2. LexFlow's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price there is nothing between them.

Both are free to download. LexFlow sells 2 in-app purchases, starting at $3.99 per month. AI単語帳｜赤シートに代わる次世代の暗記アプリ asks for nothing beyond the download.

AI単語帳｜赤シートに代わる次世代の暗記アプリ ships an update every 2 weeks, LexFlow every 4 days. The most recent releases landed on September 12, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | AI単語帳｜赤シートに代わる次世代の暗記アプリ | LexFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 5 MB | 46 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kouki Funaishi](https://appshunter.io/developer/1641264974) | [kanta mori](https://appshunter.io/developer/1604311224) |

## What reviewers say

### AI単語帳｜赤シートに代わる次世代の暗記アプリ

[App page](https://appshunter.io/ios/app/ai/id6745920816)

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

**In-app purchases:** none


### LexFlow

[App page](https://appshunter.io/ios/app/lexflow-ai/id6759219724)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LexFlow Pro (Monthly) | $3.99 | per month |
| LexFlow Pro (Annual) | $22.99 | per year |


## Frequently asked questions

### Is AI単語帳｜赤シートに代わる次世代の暗記アプリ free?

AI単語帳｜赤シートに代わる次世代の暗記アプリ is free to download, with no in-app purchases.

### Is LexFlow free?

LexFlow is free to download, with in-app purchases available.

### Do AI単語帳｜赤シートに代わる次世代の暗記アプリ or LexFlow have ads?

AI単語帳｜赤シートに代わる次世代の暗記アプリ shows ads; LexFlow does not.

### Which is updated more often, AI単語帳｜赤シートに代わる次世代の暗記アプリ or LexFlow?

AI単語帳｜赤シートに代わる次世代の暗記アプリ ships an update every 2 weeks, and LexFlow every 4 days. Most recently, AI単語帳｜赤シートに代わる次世代の暗記アプリ was updated on September 12, 2026 and LexFlow on September 7, 2026.

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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.*