# 知米背单词 vs 英単語・熟語

The clearest difference is review sentiment: 知米背单词 at 97% against 英単語・熟語's 36%. 知米背单词 also leads on rating (4.8 vs 4.0) and ads (none vs shown). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 知米背单词 sells 12 one-off in-app purchases and 英単語・熟語 sells 5 one-off in-app purchases. 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 4.0. That said, the two scores are not equally well evidenced: 知米背单词 has 460 ratings behind it against 2, 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 36% of 英単語・熟語's.

知米背单词 ships an update every 5 weeks, 英単語・熟語 every 4 months. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 知米背单词 | 英単語・熟語 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (460 ratings)](https://appshunter.io/ios/app/app/id893122685/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/id995127077/reviews) |
| Number of ratings | **460** | 2 |
| Positive reviews | **97.2% of reviews** | 36.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 147 MB | 112 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [BlueBrain Educational Technology Co., Ltd.](https://appshunter.io/developer/893122688) | [Li Wang](https://appshunter.io/developer/788390771) |

## 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


### 英単語・熟語

[App page](https://appshunter.io/ios/app/id995127077)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $7.99 | one-time |
| 「初級」の単語と例文の発音 | $8.99 | one-time |
| 「上級」の単語と例文の発音 | $8.99 | one-time |
| 「中級」の単語と例文の発音 | $9.99 | one-time |
| 「全部」の単語と例文の発音 | $14.99 | 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 英単語・熟語 free?

英単語・熟語 is free to download, with in-app purchases available.

### Which has better reviews, 知米背单词 or 英単語・熟語?

知米背单词 is rated higher. 知米背单词 averages 4.8 out of 5 from 460 ratings, while 英単語・熟語 averages 4.0 from 2 ratings.

### Do 知米背单词 or 英単語・熟語 have ads?

英単語・熟語 shows ads; 知米背单词 does not.

### Which is updated more often, 知米背单词 or 英単語・熟語?

知米背单词 ships an update every 5 weeks, and 英単語・熟語 every 4 months. Most recently, 知米背单词 was updated on October 8, 2026 and 英単語・熟語 on October 16, 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.*