# 可牛英语 vs Read Sentences

The clearest difference is update cadence: Read Sentences at every 3 days against 可牛英语's every 2 weeks. 可牛英语's advantage is device support (4 vs 2) and iOS requirement (13 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. 可牛英语 sells 10 one-off in-app purchases and Read Sentences sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

可牛英语 ships an update every 2 weeks, Read Sentences every 3 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 可牛英语 | Read Sentences |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 86 MB | 29 MB |
| Requires iOS | **13** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [杭州迅易科技有限公司](https://appshunter.io/developer/1722110262) | [俊彦 何](https://appshunter.io/developer/1746727927) |

## What reviewers say

### 可牛英语

[App page](https://appshunter.io/ios/app/id6499072459)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 增加1000个单词上限 | $0.99 | one-time |
| 增加500个单词上限 | $0.99 | one-time |
| 增加3000个单词上限 | $2.99 | one-time |
| 增加6000个单词上限 | $3.99 | one-time |
| 1个月会员 | $4.99 | one-time |
| 3个月会员 | $9.99 | one-time |
| 单词数无限 | $9.99 | one-time |
| 增加10000个单词上限 | $9.99 | one-time |
| 1年会员 | $19.99 | one-time |
| 永久会员 | $69.99 | one-time |


### Read Sentences

[App page](https://appshunter.io/ios/app/read-sentences/id6502781924)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | one-time |


## Frequently asked questions

### Is 可牛英语 free?

可牛英语 is free to download, with in-app purchases available.

### Is Read Sentences free?

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

### Do 可牛英语 or Read Sentences have ads?

Neither 可牛英语 nor Read Sentences shows ads.

### Which is updated more often, 可牛英语 or Read Sentences?

可牛英语 ships an update every 2 weeks, and Read Sentences every 3 days. Most recently, 可牛英语 was updated on October 5, 2026 and Read Sentences on October 7, 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.*