# 知米背单词 vs Daily背单词

The clearest difference is ratings volume: 知米背单词 at 460 against Daily背单词's 28. 知米背单词 also leads on iOS requirement (9.0 vs 15.6). Daily背单词's advantage is update cadence (every 2 weeks vs every 5 weeks) and rating (5.0 vs 4.8). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. 知米背单词 sells 12 one-off in-app purchases and Daily背单词 sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Daily背单词 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 知米背单词 has 460 ratings behind it against 28, 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 100% of Daily背单词's.

知米背单词 ships an update every 5 weeks, Daily背单词 every 2 weeks. The most recent releases landed on August 12, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 知米背单词 | Daily背单词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (460 ratings)](https://appshunter.io/ios/app/app/id893122685/reviews) | **[5.0 (28 ratings)](https://appshunter.io/ios/app/daily/id1577666439/reviews)** |
| Number of ratings | **460** | 28 |
| Positive reviews | 97.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 147 MB | 34 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) | [奕鑫 史](https://appshunter.io/developer/1217732173) |

## 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


### Daily背单词

[App page](https://appshunter.io/ios/app/daily/id1577666439)

This app helps you memorize vocabulary using the Ebbinghaus forgetting curve method. It offers personalized word lists, various learning modes, and background playback for efficient study. Features include flashcards, a wordbook for difficult terms, and group study options.

**Highlights:** Spaced repetition learning, Personalized word lists, Multiple study modes, Background audio playback, Flashcards with examples, Group study feature, PDF export

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 子账号 | $0.99 | one-time |
| 1000个单词上限 | $0.99 | one-time |
| 无限个单词上限（砍5刀） | $2.99 | one-time |
| 无限个单词上限 | $3.99 | one-time |
| PDF导出功能 | $3.99 | one-time |
| 无限个单词上限（砍4刀） | $3.99 | one-time |
| 无限个单词上限（砍3刀） | $4.99 | one-time |
| 无限个单词上限（砍2刀） | $4.99 | one-time |
| 无限个单词上限 | $4.99 | one-time |
| 无限个单词上限（砍1刀） | $5.99 | one-time |
| 无限个单词上限 | $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 Daily背单词 free?

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

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

Daily背单词 is rated higher. 知米背单词 averages 4.8 out of 5 from 460 ratings, while Daily背单词 averages 5.0 from 28 ratings.

### Do 知米背单词 or Daily背单词 have ads?

Neither 知米背单词 nor Daily背单词 shows ads.

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

知米背单词 ships an update every 5 weeks, and Daily背单词 every 2 weeks. Most recently, 知米背单词 was updated on August 12, 2026 and Daily背单词 on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*