# 百词斩 vs 知米背单词

The clearest difference is ads: 知米背单词 at none against 百词斩's shown. 知米背单词 also leads on review sentiment (97% vs 76%) and iOS requirement (9.0 vs 13.0). 百词斩's advantage is ratings volume (9K vs 460) and update cadence (fortnightly vs every 5 weeks). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. 百词斩 sells 36 in-app purchases, starting at $2.99 per month and 知米背单词 sells 12 one-off in-app purchases. 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 百词斩 against 4.8 for 知米背单词. That said, the two scores are not equally well evidenced: 百词斩 has 9K ratings behind it against 460, so its average is the more settled of the two. Written reviews are what separate them: 76% of 百词斩's written reviews are positive against 97% of 知米背单词's.

百词斩 ships an update fortnightly, 知米背单词 every 5 weeks. The most recent releases landed on September 23, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | 百词斩 | 知米背单词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (9K ratings)](https://appshunter.io/ios/app/id557545298/reviews) | [4.8 (460 ratings)](https://appshunter.io/ios/app/app/id893122685/reviews) |
| Number of ratings | **9K** | 460 |
| Positive reviews | 76.0% of reviews | **97.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 880 MB | 147 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [成都超爱学习科技有限公司](https://appshunter.io/developer/1726128017) | [BlueBrain Educational Technology Co., Ltd.](https://appshunter.io/developer/893122688) |

## What reviewers say

### 百词斩

[App page](https://appshunter.io/ios/app/id557545298)

This app helps users learn English vocabulary through engaging methods. It offers multiple learning modes, detailed word explanations, and a vast library of word lists for various exams. Gamified features and personalized study plans encourage consistent learning and make memorization fun and effective.

**Highlights:** Multiple learning modes (picture, rhyme, deep), Detailed word explanations and pronunciation, 200+ authoritative word libraries, Review tools for translation and spelling, Customizable learning plans, Gamified activities and social learning

**Features:** Vision Pro support

**In-app purchases (36)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO会员连续包月 | $2.99 | per month |
| PRO会员连续包月 | $2.99 | per month |
| 惊喜优惠_连续包月 | $2.99 | per month |
| 6金币 | $0.99 | one-time |
| 薄荷英语外刊训练营 | $0.99 | one-time |
| 听力体验营 | $0.99 | one-time |
| 百词斩口语美音课 | $0.99 | one-time |
| 夜曲编程体验营 | $0.99 | one-time |
| 番茄场景英语体验营 | $0.99 | one-time |
| 百词斩雅思高效提分精讲班 | $0.99 | one-time |
| 托福体验营 | $0.99 | one-time |
| 芝士派听力体验营 | $0.99 | one-time |
| 新概念英语体验营 | $0.99 | one-time |
| 薄荷·外刊体验课 | $0.99 | one-time |
| 薄荷阅读·外刊体验课 | $0.99 | one-time |
| 医学·身体部位 | $0.99 | one-time |
| 百雅提分体验营 | $0.99 | one-time |
| 商务英语词汇套装 | $0.99 | one-time |
| 日语N1核心词 | $0.99 | one-time |
| 日语N5核心词 | $0.99 | one-time |
| 薄荷英语外刊体验营 | $0.99 | one-time |
| 百词斩雅思体验营 | $0.99 | one-time |
| 蛋糕英语体验营L1 | $0.99 | one-time |
| （正价）计算机入门通用词汇 | $0.99 | one-time |
| Vlog高频词 | $1.99 | one-time |
| 西语入门+进阶 | $1.99 | one-time |
| 新标准日本语初级套装 | $1.99 | one-time |
| 法语专四必备2000词 | $1.99 | one-time |
| 18金币 | $2.99 | one-time |
| 百词斩托福 | $2.99 | one-time |
| Basic1000 | $2.99 | one-time |
| 芝士派听力小课 | $2.99 | one-time |
| 实用词套装 | $3.99 | one-time |
| 45金币 | $5.99 | one-time |
| 50金币 | $6.99 | one-time |
| 薄荷阅读·年卡VIP | $29.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient vocabulary learning
- 💡 Engaging learning methods
- 🎨 Visually appealing design
- 🤝 Helpful for group learning

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🕰️ Slow performance
- 🌐 Issues with international users
- 🔊 Subpar audio quality
- 📚 Limited word selection

**Reported bugs**

- Inconsistent sign-in/sign-out behavior
- Incorrect word pronunciations
- Unreliable daily check-in tracking
- Frequent crashes and freezes
- Syncing issues across devices

**Requested features**

- Add support for horizontal screen mode
- Implement a night mode or dark theme
- Introduce British English pronunciation
- Allow customization of word lists
- Improve the in-app chat/communication features


### 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


## Frequently asked questions

### Is 百词斩 free?

百词斩 is free to download, with in-app purchases available.

### Is 知米背单词 free?

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

### Which has better reviews, 百词斩 or 知米背单词?

百词斩 and 知米背单词 are both rated 4.8 out of 5 on the App Store, from 9K and 460 ratings respectively.

### Do 百词斩 or 知米背单词 have ads?

百词斩 shows ads; 知米背单词 does not.

### Which is updated more often, 百词斩 or 知米背单词?

百词斩 ships an update fortnightly, and 知米背单词 every 5 weeks. Most recently, 百词斩 was updated on September 23, 2026 and 知米背单词 on August 12, 2026.

---

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