# PenFill vs とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ

The clearest difference is ads: とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ at none against PenFill's shown. PenFill's advantage is update cadence (daily vs monthly) and iOS requirement (16.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. PenFill sells 10 in-app purchases, starting at $4.99 per month and とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PenFill ships an update daily, とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ monthly. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PenFill | とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Monthly |
| Size | 41 MB | 2 MB |
| Requires iOS | **16.6** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sho Handa](https://appshunter.io/developer/1895400851) | [kazunari aoki](https://appshunter.io/developer/6774180811) |

## What reviewers say

### PenFill

[App page](https://appshunter.io/ios/app/penfill/id6763618010)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 数学モード(月額) | $4.99 | per month |
| ライフ +20 | $0.99 | one-time |
| セーブ数 +3 | $2.99 | one-time |
| ライフ +50 | $2.99 | one-time |
| セーブ数 +7 | $5.99 | one-time |
| ライフ +100 | $5.99 | one-time |
| 広告削除 | $6.99 | one-time |
| ライフ +250 | $11.99 | one-time |
| プレミアムパック | $59.99 | one-time |
| コンプリートパック | $99.99 | one-time |


### とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ

[App page](https://appshunter.io/ios/app/ai4/id6787569636)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| とれる Pro 月額 | $1.99 | per month |
| とれる Pro（買い切り） | $9.99 | one-time |


## Frequently asked questions

### Is PenFill free?

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

### Is とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ free?

とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ is free to download, with in-app purchases available.

### Do PenFill or とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ have ads?

PenFill shows ads; とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ does not.

### Which is updated more often, PenFill or とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ?

PenFill ships an update daily, and とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ monthly. Most recently, PenFill was updated on October 11, 2026 and とれる。教科書を撮って作るAI暗記カード｜穴埋め・4択クイズ on September 30, 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.*