# 3E英语天天学 vs 可知阅读器

The clearest difference is update cadence: 可知阅读器 at every 2 months against 3E英语天天学's every 13 months. 3E英语天天学's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

3E英语天天学 ships an update every 13 months, 可知阅读器 every 2 months. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | 3E英语天天学 | 可知阅读器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Size | 155 MB | 94 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Ceteng Digital Technology Group Co., Ltd](https://appshunter.io/developer/1156383346) | [中新金桥数字科技(北京)有限公司](https://appshunter.io/developer/1170358620) |

## What reviewers say

### 3E英语天天学

[App page](https://appshunter.io/ios/app/3e/id1217690932)

**Features:** macOS Compatibility

**In-app purchases:** none


### 可知阅读器

[App page](https://appshunter.io/ios/app/id1397784488)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3E英语天天学 free?

3E英语天天学 is free to download, with no in-app purchases.

### Is 可知阅读器 free?

可知阅读器 is free to download, with no in-app purchases.

### Do 3E英语天天学 or 可知阅读器 have ads?

Neither 3E英语天天学 nor 可知阅读器 shows ads.

### Which is updated more often, 3E英语天天学 or 可知阅读器?

3E英语天天学 ships an update every 13 months, and 可知阅读器 every 2 months. Most recently, 3E英语天天学 was updated on October 26, 2026 and 可知阅读器 on October 21, 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.*