# 铅笔英语 vs AI单词宝

The clearest difference is in-app purchases: 铅笔英语 at none against AI单词宝's 3. 铅笔英语 also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). AI单词宝's advantage is update cadence (weekly vs every 7 months). On price and device support there is nothing between them.

Both are free to download. AI单词宝 sells 3 one-off in-app purchases. 铅笔英语 asks for nothing beyond the download.

铅笔英语 ships an update every 7 months, AI单词宝 weekly. The most recent releases landed on October 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 铅笔英语 | AI单词宝 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Weekly** |
| Size | 30 MB | 63 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [铅笔教育](https://appshunter.io/developer/1231831807) | [Time Anime Co,. LTD.](https://appshunter.io/developer/465896703) |

## What reviewers say

### 铅笔英语

[App page](https://appshunter.io/ios/app/id1231831808)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI单词宝

[App page](https://appshunter.io/ios/app/ai/id6757775551)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $2.99 | one-time |
| 年度会员 | $24.99 | one-time |
| 永久PRO订阅 | $39.99 | one-time |


## Frequently asked questions

### Is 铅笔英语 free?

铅笔英语 is free to download, with no in-app purchases.

### Is AI单词宝 free?

AI单词宝 is free to download, with in-app purchases available.

### Do 铅笔英语 or AI单词宝 have ads?

AI单词宝 shows ads; 铅笔英语 does not.

### Which is updated more often, 铅笔英语 or AI单词宝?

铅笔英语 ships an update every 7 months, and AI单词宝 weekly. Most recently, 铅笔英语 was updated on October 5, 2026 and AI单词宝 on October 31, 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.*