# 单词鸭 vs SPower运维

The clearest difference is in-app purchases: SPower运维 at none against 单词鸭's 25. SPower运维 also leads on ads (none vs shown) and iOS requirement (12.0 vs 14). On price, update cadence 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. SPower运维 asks for nothing beyond the download.

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

## The numbers

| Metric | 单词鸭 | SPower运维 |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 214 MB | 55 MB |
| Requires iOS | 14 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [JingKui](https://appshunter.io/developer/1676729802) | [郑州正方科技有限公司](https://appshunter.io/developer/1469343851) |

## What reviewers say

### 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 |


### SPower运维

[App page](https://appshunter.io/ios/app/spower/id6745684321)

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

**In-app purchases:** none


## Frequently asked questions

### Is 单词鸭 free?

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

### Is SPower运维 free?

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

### Do 单词鸭 or SPower运维 have ads?

单词鸭 shows ads; SPower运维 does not.

### Which is updated more often, 单词鸭 or SPower运维?

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