# 知米背单词 vs 干词

知米背单词 and 干词 both sit at 4.8 stars, but that hides the real split: 97% of 知米背单词's written reviews are positive against 80% of 干词's. 知米背单词 also leads on ratings volume (468 vs 65) and iOS requirement (9.0 vs 15.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. 知米背单词 sells 12 one-off in-app purchases and 干词 sells 7 in-app purchases, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for 知米背单词 against 4.8 for 干词. That said, the two scores are not equally well evidenced: 知米背单词 has 468 ratings behind it against 65, so its average is the more settled of the two. Written reviews are what separate them: 97% of 知米背单词's written reviews are positive against 80% of 干词's.

知米背单词 ships an update every 5 weeks, 干词 every 3 weeks. The most recent releases landed on October 22, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 知米背单词 | 干词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (468 ratings)](https://appshunter.io/ios/app/app/id893122685/reviews)** | [4.8 (65 ratings)](https://appshunter.io/ios/app/id1546603116/reviews) |
| Number of ratings | **468** | 65 |
| Positive reviews | **96.6% of reviews** | 80.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 147 MB | 215 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BlueBrain Educational Technology Co., Ltd.](https://appshunter.io/developer/893122688) | [BeiJing Huohuo Information Technology Co., Ltd.](https://appshunter.io/developer/1545092199) |

## 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


### 干词

[App page](https://appshunter.io/ios/app/id1546603116)

Master English vocabulary with engaging word packs derived from speeches and videos. Features authentic voice recordings and a vast library covering exams, entertainment, and daily life.

**Highlights:** Word packs from speeches and videos, Authentic voice recordings, Extensive English word library, Content for exams, anime, games, movies, Daily life and travel vocabulary

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 18块包月 | $2.49 | per month |
| 干词会员包季 | $7.99 | per 3 months |
| 干词豆-60 | $0.99 | one-time |
| 干词豆-600 | $6.99 | one-time |
| 干词三年会员 | $59.99 | one-time |
| 干词终身会员 | $149.99 | one-time |
| 干词豆-20000 | $249.99 | 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 干词 free?

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

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

知米背单词 is rated higher. 知米背单词 averages 4.8 out of 5 from 468 ratings, while 干词 averages 4.8 from 65 ratings.

### Do 知米背单词 or 干词 have ads?

Neither 知米背单词 nor 干词 shows ads.

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

知米背单词 ships an update every 5 weeks, and 干词 every 3 weeks. Most recently, 知米背单词 was updated on October 22, 2026 and 干词 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.*