# 剑桥KETPET英语 vs 磊蒙智能云系统

The clearest difference is in-app purchases: 磊蒙智能云系统 at none against 剑桥KETPET英语's 17. 磊蒙智能云系统 also leads on ads (none vs shown) and update cadence (fortnightly vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 剑桥KETPET英语 sells 17 one-off in-app purchases. 磊蒙智能云系统 asks for nothing beyond the download.

剑桥KETPET英语 ships an update monthly, 磊蒙智能云系统 fortnightly. The most recent releases landed on October 8, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 剑桥KETPET英语 | 磊蒙智能云系统 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Size | 293 MB | 95 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京万鑫联合科技有限公司](https://appshunter.io/developer/1326033029) | [广州鲁邦通物联网科技有限公司](https://appshunter.io/developer/1528644825) |

## What reviewers say

### 剑桥KETPET英语

[App page](https://appshunter.io/ios/app/ketpet/id1477177955)

**Features:** macOS Compatibility

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 自然拼读初级VIP会员 | $3.99 | one-time |
| 自然拼读中级VIP会员 | $9.99 | one-time |
| 1个月VIP会员 | $9.99 | one-time |
| 自然拼读高级VIP会员 | $19.99 | one-time |
| 3个月VIP会员 | $29.99 | one-time |
| 自然拼读初级+中级+高级VIP会员 | $29.99 | one-time |
| 剑桥陪跑课程PreG1 | $29.99 | one-time |
| 6个月VIP会员 | $59.99 | one-time |
| 剑桥陪跑课程G1 | $89.99 | one-time |
| 剑桥陪跑课程G2 | $89.99 | one-time |
| 剑桥陪跑课程G4 | $89.99 | one-time |
| 剑桥陪跑课程G3 | $89.99 | one-time |
| 剑桥陪跑课程G6 | $89.99 | one-time |
| 剑桥陪跑课程G5 | $89.99 | one-time |
| 4年VIP会员 | $349.99 | one-time |
| 5年VIP会员 | $399.99 | one-time |
| 6年VIP会员 | $449.99 | one-time |


### 磊蒙智能云系统

[App page](https://appshunter.io/ios/app/id6470616869)

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

**In-app purchases:** none


## Frequently asked questions

### Is 剑桥KETPET英语 free?

剑桥KETPET英语 is free to download, with in-app purchases available.

### Is 磊蒙智能云系统 free?

磊蒙智能云系统 is free to download, with no in-app purchases.

### Do 剑桥KETPET英语 or 磊蒙智能云系统 have ads?

剑桥KETPET英语 shows ads; 磊蒙智能云系统 does not.

### Which is updated more often, 剑桥KETPET英语 or 磊蒙智能云系统?

剑桥KETPET英语 ships an update monthly, and 磊蒙智能云系统 fortnightly. Most recently, 剑桥KETPET英语 was updated on October 8, 2026 and 磊蒙智能云系统 on September 13, 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.*