# 知米背单词 vs 生词本

The clearest difference is ads: 知米背单词 at none against 生词本's shown. 知米背单词 also leads on review sentiment (97% vs 86%) and ratings volume (460 vs 114). 生词本's advantage is 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. 知米背单词 sells 12 one-off in-app purchases and 生词本 sells 2 in-app purchases, starting at $0.99 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 生词本. Both are backed by a comparable volume of ratings — 460 and 114 respectively. Written reviews are what separate them: 97% of 知米背单词's written reviews are positive against 86% of 生词本's.

知米背单词 ships an update every 5 weeks, 生词本 fortnightly. The most recent releases landed on August 12, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 知米背单词 | 生词本 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (460 ratings)](https://appshunter.io/ios/app/app/id893122685/reviews) | [4.8 (114 ratings)](https://appshunter.io/ios/app/id1461703483/reviews) |
| Number of ratings | **460** | 114 |
| Positive reviews | **97.2% of reviews** | 85.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 147 MB | 193 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BlueBrain Educational Technology Co., Ltd.](https://appshunter.io/developer/893122688) | [铭 左](https://appshunter.io/developer/988623105) |

## 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


### 生词本

[App page](https://appshunter.io/ios/app/id1461703483)

This app allows users to create and manage their own vocabulary lists for English learning. It offers customizable study plans, spaced repetition, and various learning modes to reinforce vocabulary acquisition. Users can easily add words from other apps or manually, and sync their progress across devices.

**Highlights:** Manually add and edit vocabulary, Customizable daily study plans, Spaced repetition learning (Ebbinghaus curve), Memory card flashcards, Quick learning mode, Audio playback for pronunciation, Wi-Fi data transfer and import/export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 生词本高级会员订阅(包月) | $0.99 | per month |
| 生词本-VIP会员 | $4.99 | 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 生词本 free?

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

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

知米背单词 and 生词本 are both rated 4.8 out of 5 on the App Store, from 460 and 114 ratings respectively.

### Do 知米背单词 or 生词本 have ads?

生词本 shows ads; 知米背单词 does not.

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

知米背单词 ships an update every 5 weeks, and 生词本 fortnightly. Most recently, 知米背单词 was updated on August 12, 2026 and 生词本 on September 22, 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.*