# 剑桥KETPET英语 vs 瑞思E

The clearest difference is in-app purchases: 瑞思E at none against 剑桥KETPET英语's 17. 瑞思E also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). On price, update cadence and device support there is nothing between them.

Both are free to download. 剑桥KETPET英语 sells 17 one-off in-app purchases. 瑞思E asks for nothing beyond the download.

剑桥KETPET英语 ships an update monthly, 瑞思E every 3 weeks. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 剑桥KETPET英语 | 瑞思E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/e-learning/id1478396614/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 293 MB | 113 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [北京万鑫联合科技有限公司](https://appshunter.io/developer/1326033029) | [瑞思(天津)教育信息咨询有限公司](https://appshunter.io/developer/869364501) |

## 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 |


### 瑞思E

[App page](https://appshunter.io/ios/app/e-learning/id1478396614)

This app offers on-demand and role-specific learning modules. It features gamified exercises to make learning engaging and provides a comprehensive training process with progress tracking. Users can also access a knowledge library for shared learning resources.

**Highlights:** On-demand learning, Role-specific training, Gamified exercises, Learning progress tracking, Knowledge library

**Features:** macOS Compatibility

**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 瑞思E free?

瑞思E is free to download, with no in-app purchases.

### Do 剑桥KETPET英语 or 瑞思E have ads?

剑桥KETPET英语 shows ads; 瑞思E does not.

### Which is updated more often, 剑桥KETPET英语 or 瑞思E?

剑桥KETPET英语 ships an update monthly, and 瑞思E every 3 weeks. Most recently, 剑桥KETPET英语 was updated on September 21, 2026 and 瑞思E on September 18, 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.*