# 怪兽ABC vs 牛津树阅读

The clearest difference is in-app purchases: 怪兽ABC at none against 牛津树阅读's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 牛津树阅读 sells 3 in-app purchases, starting at $2.99 per month. 怪兽ABC asks for nothing beyond the download.

怪兽ABC ships an update monthly, 牛津树阅读 every 2 months. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 怪兽ABC | 牛津树阅读 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 201 MB | 42 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Henan Zhongyu Technology Co., Ltd](https://appshunter.io/developer/1571082282) | [思伦 陈](https://appshunter.io/developer/1668024711) |

## What reviewers say

### 怪兽ABC

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 牛津树阅读

[App page](https://appshunter.io/ios/app/id6755346391)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度VIP | $2.99 | per month |
| 半年VIP | $14.99 | per 6 months |
| 年度VIP | $29.99 | per year |


## Frequently asked questions

### Is 怪兽ABC free?

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

### Is 牛津树阅读 free?

牛津树阅读 is free to download, with in-app purchases available.

### Do 怪兽ABC or 牛津树阅读 have ads?

Neither 怪兽ABC nor 牛津树阅读 shows ads.

### Which is updated more often, 怪兽ABC or 牛津树阅读?

怪兽ABC ships an update monthly, and 牛津树阅读 every 2 months. Most recently, 怪兽ABC was updated on October 13, 2026 and 牛津树阅读 on October 8, 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.*