# 刺猬英语：剑桥KET/PET，初中英语备考神器 vs 爱学

刺猬英语：剑桥KET/PET，初中英语备考神器 and 爱学 both sit at 3.9 stars, but that hides the real split: 80% of 爱学's written reviews are positive against 29% of 刺猬英语：剑桥KET/PET，初中英语备考神器's. 刺猬英语：剑桥KET/PET，初中英语备考神器's advantage is ratings volume (19 vs 4). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. 刺猬英语：剑桥KET/PET，初中英语备考神器 sells 17 one-off in-app purchases and 爱学 sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 3.9 for 刺猬英语：剑桥KET/PET，初中英语备考神器 against 4.0 for 爱学. Both are backed by a comparable volume of ratings — 19 and 4 respectively. Written reviews are what separate them: 29% of 刺猬英语：剑桥KET/PET，初中英语备考神器's written reviews are positive against 80% of 爱学's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 刺猬英语：剑桥KET/PET，初中英语备考神器 | 爱学 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (19 ratings)](https://appshunter.io/ios/app/ketpet/id1670570707/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/ai/id6743086339/reviews)** |
| Number of ratings | **19** | 4 |
| Positive reviews | 29.4% of reviews | **79.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 392 MB | 286 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [小叶子(深圳)信息服务有限公司](https://appshunter.io/developer/1733212447) | [北京与爱为舞科技有限公司](https://appshunter.io/developer/1753895522) |

## What reviewers say

### 刺猬英语：剑桥KET/PET，初中英语备考神器

[App page](https://appshunter.io/ios/app/ketpet/id1670570707)

This app uses AI to help users prepare for Cambridge KET/PET and IELTS exams. It offers structured courses, AI-powered practice, and personalized study plans to improve listening, speaking, reading, and writing skills.

**Highlights:** AI-driven KET/PET and IELTS preparation, Comprehensive curriculum based on Cambridge materials, Focus on listening, speaking, reading, and writing skills, Integrated learning, practice, and testing cycles, Personalized daily study plans, Expert guidance and support services

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 刺猬英语KP体验课 | $0.99 | one-time |
| 刺猬口语三个月 | $24.99 | one-time |
| 刺猬口语一年卡 | $44.99 | one-time |
| 口语课一年卡-老会员专享 | $69.99 | one-time |
| 口语课一年卡 | $99.99 | one-time |
| 刺猬英语雅思课程1个级别 | $199.99 | one-time |
| 雅思一年卡 | $299.00 | one-time |
| 刺猬英语雅思课程2个级别 | $299.99 | one-time |
| 刺猬英语精读营1年 | $349.99 | one-time |
| 刺猬英语陪练-会员一年卡 | $399.99 | one-time |
| 刺猬英语KP-3个级别 | $499.99 | one-time |
| 剑桥英语一年卡 | $499.99 | one-time |
| 刺猬英语冲刺课52节课包 | $599.99 | one-time |
| 刺猬英语陪练-会员两年卡 | $699.99 | one-time |
| 刺猬英语中考一年卡 | $799.99 | one-time |
| 刺猬英语KP-6个级别 | $799.99 | one-time |
| 剑桥+精读一年卡 | $799.99 | one-time |


### 爱学

[App page](https://appshunter.io/ios/app/ai/id6743086339)

This AI-powered learning companion offers real-time, human-like conversational interactions. It leverages advanced AI models and digital human technology to provide personalized, expert-level educational support for lifelong learning.

**Highlights:** AI-powered learning companion, Real-time, human-like interaction, Expert-level educational methods, Personalized lifelong learning support, Advanced AI and digital human technology

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI 1对1规划提升 | $0.99 | one-time |
| AI规划提升 | $0.99 | one-time |
| 1对1多科规划 | $0.99 | one-time |
| 1对1学情诊断 | $0.99 | one-time |
| AI 1对1学情诊断 | $0.99 | one-time |
| AI 1对1多科规划 | $1.99 | one-time |
| AI 多科规划提升 | $2.99 | one-time |
| L6-L7重点思维学习 | $6.99 | one-time |
| 北大心语演说训练 | $14.99 | one-time |


## Frequently asked questions

### Is 刺猬英语：剑桥KET/PET，初中英语备考神器 free?

刺猬英语：剑桥KET/PET，初中英语备考神器 is free to download, with in-app purchases available.

### Is 爱学 free?

爱学 is free to download, with in-app purchases available.

### Which has better reviews, 刺猬英语：剑桥KET/PET，初中英语备考神器 or 爱学?

爱学 is rated higher. 刺猬英语：剑桥KET/PET，初中英语备考神器 averages 3.9 out of 5 from 19 ratings, while 爱学 averages 4.0 from 4 ratings.

### Do 刺猬英语：剑桥KET/PET，初中英语备考神器 or 爱学 have ads?

Neither 刺猬英语：剑桥KET/PET，初中英语备考神器 nor 爱学 shows ads.

### Which is updated more often, 刺猬英语：剑桥KET/PET，初中英语备考神器 or 爱学?

刺猬英语：剑桥KET/PET，初中英语备考神器 ships an update weekly, and 爱学 weekly. Most recently, 刺猬英语：剑桥KET/PET，初中英语备考神器 was updated on October 14, 2026 and 爱学 on October 20, 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.*