# 蓝鱼英文悦读 vs 怪兽ABC

The clearest difference is update cadence: 怪兽ABC at monthly against 蓝鱼英文悦读's every 3 months. 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.

蓝鱼英文悦读 ships an update every 3 months, 怪兽ABC monthly. The most recent releases landed on September 8, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 蓝鱼英文悦读 | 怪兽ABC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 51 MB | 201 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [娜 祁](https://appshunter.io/developer/1640197775) | [Henan Zhongyu Technology Co., Ltd](https://appshunter.io/developer/1571082282) |

## What reviewers say

### 蓝鱼英文悦读

[App page](https://appshunter.io/ios/app/id1465359001)

**Features:** macOS Compatibility

**In-app purchases:** none


### 怪兽ABC

[App page](https://appshunter.io/ios/app/abc/id6480029356)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 蓝鱼英文悦读 free?

蓝鱼英文悦读 is free to download, with no in-app purchases.

### Is 怪兽ABC free?

怪兽ABC is free to download, with no in-app purchases.

### Do 蓝鱼英文悦读 or 怪兽ABC have ads?

Neither 蓝鱼英文悦读 nor 怪兽ABC shows ads.

### Which is updated more often, 蓝鱼英文悦读 or 怪兽ABC?

蓝鱼英文悦读 ships an update every 3 months, and 怪兽ABC monthly. Most recently, 蓝鱼英文悦读 was updated on September 8, 2026 and 怪兽ABC on September 11, 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.*