# 知识课堂 vs 易背单词

The clearest difference is review sentiment: 易背单词 at 99% against 知识课堂's 56%. 知识课堂's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 知识课堂 sells 9 one-off in-app purchases and 易背单词 sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

知识课堂 ships an update weekly, 易背单词 every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 知识课堂 | 易背单词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (15 ratings)](https://appshunter.io/ios/app/id6747104678/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | 55.6% of reviews | **99.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 342 MB | 187 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市悦道科技有限公司](https://appshunter.io/developer/1571066605) | [Xi'an Kerui Software Techology Co., Ltd.](https://appshunter.io/developer/1819851353) |

## What reviewers say

### 知识课堂

[App page](https://appshunter.io/ios/app/id6499240773)

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 知识课堂月包vip | $7.99 | one-time |
| 快乐口语1个月vip会员 | $9.99 | one-time |
| 快乐口语3个月vip会员 | $19.99 | one-time |
| 知识课堂1年包vip | $39.99 | one-time |
| 快乐口语1年vip会员 | $49.99 | one-time |
| 知识课堂1年包vip | $49.99 | one-time |
| 快乐口语2年vip会员 | $59.99 | one-time |
| 知识课堂2年包vip | $69.99 | one-time |
| 知识课堂3年包vip | $99.99 | one-time |


### 易背单词

[App page](https://appshunter.io/ios/app/id6747104678)

This intelligent learning app focuses on English vocabulary memorization, offering scientific and personalized plans for students, professionals, and daily learners. It aims to make acquiring new words easier and more enjoyable.

**Highlights:** Intelligent learning, Personalized study plans, Efficient vocabulary acquisition, Scientific memorization methods, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 易背-88 | $12.99 | one-time |
| 易背-98 | $14.99 | one-time |
| 易背-128 | $19.99 | one-time |
| 易背-168 | $24.99 | one-time |
| 易背-198 | $29.99 | one-time |


## Frequently asked questions

### Is 知识课堂 free?

知识课堂 is free to download, with in-app purchases available.

### Is 易背单词 free?

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

### Do 知识课堂 or 易背单词 have ads?

Neither 知识课堂 nor 易背单词 shows ads.

### Which is updated more often, 知识课堂 or 易背单词?

知识课堂 ships an update weekly, and 易背单词 every 3 weeks. Most recently, 知识课堂 was updated on October 24, 2026 and 易背单词 on October 25, 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.*