# 知米背单词 vs 单词块

The clearest difference is ads: 知米背单词 at none against 单词块's shown. 知米背单词 also leads on rating (4.8 vs 4.4) and review sentiment (97% vs 82%). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. 知米背单词 sells 12 one-off in-app purchases and 单词块 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

知米背单词 holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: 知米背单词 has 460 ratings behind it against 68, so its average is the more settled of the two. Written reviews point the same way: 97% of 知米背单词's written reviews are positive against 82% of 单词块's.

知米背单词 ships an update every 5 weeks, 单词块 monthly. The most recent releases landed on August 12, 2026 and July 4, 2026 respectively.

## The numbers

| Metric | 知米背单词 | 单词块 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (460 ratings)](https://appshunter.io/ios/app/app/id893122685/reviews)** | [4.4 (68 ratings)](https://appshunter.io/ios/app/id1529999429/reviews) |
| Number of ratings | **460** | 68 |
| Positive reviews | **97.2% of reviews** | 82.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 147 MB | 114 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BlueBrain Educational Technology Co., Ltd.](https://appshunter.io/developer/893122688) | [世本 张](https://appshunter.io/developer/480081375) |

## What reviewers say

### 知米背单词

[App page](https://appshunter.io/ios/app/app/id893122685)

This app offers a fun and effective way to memorize English vocabulary, with seven mnemonic methods and scientific review techniques. It also includes grammar lessons and reading practice with authentic materials.

**Highlights:** Seven mnemonic methods for memorization, Scientific review in context, Comprehensive study data statistics, 10-hour grammar mastery, Practice with authentic reading materials, Daily bilingual news and classic books

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 600知米粒 | $0.99 | one-time |
| 词根词缀助记1个月 | $0.99 | one-time |
| 单词助记服务(1个月) | $1.99 | one-time |
| 1800知米粒 | $2.99 | one-time |
| 单词配图3个月 | $2.99 | one-time |
| 词根词缀助记3个月 | $2.99 | one-time |
| 3000知米粒 | $3.99 | one-time |
| 6800知米粒 | $9.99 | one-time |
| 单词助记服务(12个月) | $9.99 | one-time |
| 单词配图永久 | $12.99 | one-time |
| 词根词缀助记永久 | $12.99 | one-time |
| 单词助记服务(永久) | $12.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient word learning
- 💡 Helpful word association features
- 🗣️ Good pronunciation examples
- 📚 Extensive word library

**What reviewers complain about**

- 🐛 Occasional bugs or crashes
- 💰 Some features require paid subscription
- 🖥️ Lack of iPad support

**Reported bugs**

- Login issues on certain devices
- Inconsistent word definitions

**Requested features**

- Improved multi-device synchronization
- More customization options
- Integration with other learning resources


### 单词块

[App page](https://appshunter.io/ios/app/id1529999429)

This app focuses on the core of vocabulary learning with a quality word bank, interactive experience, and AI-powered progress tracking. It offers a unique color-coding system and personalized review schedules to enhance memorization and reduce learning fatigue.

**Highlights:** AI-powered personalized review schedules, Unique color-coding system for memorization, Extensive and accurate word bank, Detailed learning progress tracking, Focus on core vocabulary learning experience, Immersive and modern design

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 捐赠会员 | $6.99 | one-time |


## Frequently asked questions

### Is 知米背单词 free?

知米背单词 is free to download, with in-app purchases available.

### Is 单词块 free?

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

### Which has better reviews, 知米背单词 or 单词块?

知米背单词 is rated higher. 知米背单词 averages 4.8 out of 5 from 460 ratings, while 单词块 averages 4.4 from 68 ratings.

### Do 知米背单词 or 单词块 have ads?

单词块 shows ads; 知米背单词 does not.

### Which is updated more often, 知米背单词 or 单词块?

知米背单词 ships an update every 5 weeks, and 单词块 monthly. Most recently, 知米背单词 was updated on August 12, 2026 and 单词块 on July 4, 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.*