# MindClear vs 单词鸭

The clearest difference is in-app purchases: MindClear at none against 单词鸭's 25. MindClear also leads on ads (none vs shown) and iOS requirement (12.0 vs 14). 单词鸭's advantage is update cadence (every 2 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. 单词鸭 sells 25 in-app purchases, starting at $14.99 per month. MindClear asks for nothing beyond the download.

MindClear ships an update every 3 months, 单词鸭 every 2 weeks. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MindClear | 单词鸭 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (29 ratings)](https://appshunter.io/ios/app/and-and/id6462759069/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | — | 68.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 214 MB |
| Requires iOS | **12.0** | 14 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Nionco Information Technology Co., Ltd](https://appshunter.io/developer/1506894718) | [JingKui](https://appshunter.io/developer/1676729802) |

## What reviewers say

### MindClear

[App page](https://appshunter.io/ios/app/mindclear/id1599937056)

**In-app purchases:** none


### 单词鸭

[App page](https://appshunter.io/ios/app/and-and/id6462759069)

Learn vocabulary through engaging mini-games like match-3 and Sudoku. Capture objects with your camera to create custom flashcards and build your own word lists. Supports various learning methods and levels, from elementary to professional exams.

**Highlights:** Vocabulary match-3 game, Word Sudoku puzzles, Object recognition for flashcards, Customizable word lists, Spaced repetition learning, Root word memorization, Online vocabulary PK battles

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

**In-app purchases (25)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 单词鸭VIP连续包月 | $14.99 | per month |
| Monthly Super Wordln | $15.00 | per month |
| 单词鸭VIP连续包年 | $29.99 | per year |
| 单词鸭VIP连续包年 | $29.99 | per year |
| 单词鸭VIP连续包年 | $39.99 | per year |
| Annually Super Wordln | $150.00 | per year |
| 8金币 | $0.99 | one-time |
| 1000 Coins Wordln | $5.00 | one-time |
| 3000 Coins Wordln | $10.00 | one-time |
| Remove Ads | $10.00 | one-time |
| 80金币 | $11.99 | one-time |
| 单词鸭一个月VIP | $14.99 | one-time |
| 8000 Coins Wordln | $25.00 | one-time |
| 单词鸭1年VIP | $29.99 | one-time |
| 280金币 | $39.99 | one-time |
| 单词鸭2年VIP | $39.99 | one-time |
| 17000 Coins Wordln | $50.00 | one-time |
| 单词鸭3年VIP | $59.99 | one-time |
| 568金币 | $79.99 | one-time |
| 34000 Coins Wordln | $80.00 | one-time |
| 50000 Coins Wordln | $90.00 | one-time |
| 888金币 | $129.99 | one-time |
| 968金币 | $129.99 | one-time |
| 1月大型班级VIP | $299.99 | one-time |
| 1月超大型班级VIP | $599.99 | one-time |


## Frequently asked questions

### Is MindClear free?

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

### Is 单词鸭 free?

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

### Do MindClear or 单词鸭 have ads?

单词鸭 shows ads; MindClear does not.

### Which is updated more often, MindClear or 单词鸭?

MindClear ships an update every 3 months, and 单词鸭 every 2 weeks. Most recently, MindClear was updated on October 25, 2026 and 单词鸭 on October 27, 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.*