# 四大认证备考神器 vs 雅识AI

The clearest difference is review sentiment: 雅识AI at 86% against 四大认证备考神器's 0%. 雅识AI also leads on rating (5.0 vs 4.3) and ads (none vs shown). 四大认证备考神器's advantage is in-app purchases (none vs 6) and ratings volume (4 vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. 雅识AI sells 6 one-off in-app purchases. 四大认证备考神器 asks for nothing beyond the download.

雅识AI holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 0% of 四大认证备考神器's written reviews are positive against 86% of 雅识AI's.

四大认证备考神器 ships an update every 10 days, 雅识AI fortnightly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 四大认证备考神器 | 雅识AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/id6455939352/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6754694662/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 0.0% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 238 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [北京小青呱科技有限公司](https://appshunter.io/developer/1695685480) | [雅识云启](https://appshunter.io/developer/1858161882) |

## What reviewers say

### 四大认证备考神器

[App page](https://appshunter.io/ios/app/id6455939352)

**Features:** macOS Compatibility

**In-app purchases:** none


### 雅识AI

[App page](https://appshunter.io/ios/app/ai/id6754694662)

This application uses AI and celebrity IP to enhance English speaking skills and support women's personal growth. It offers immersive AI conversations with celebrity voices and curated content for career, relationships, and lifestyle.

**Highlights:** AI-powered English conversation practice, Celebrity IP integration, Intelligent pronunciation correction, Scenario-based learning, Personalized learning paths, Content on career, relationships, and lifestyle

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 点券1 | $0.99 | one-time |
| 点券50 | $6.99 | one-time |
| 点券80 | $11.99 | one-time |
| 点券298 | $39.99 | one-time |
| 点券398 | $59.99 | one-time |
| 点券399 | $59.99 | one-time |


## Frequently asked questions

### Is 四大认证备考神器 free?

四大认证备考神器 is free to download, with no in-app purchases.

### Is 雅识AI free?

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

### Which has better reviews, 四大认证备考神器 or 雅识AI?

雅识AI is rated higher. 四大认证备考神器 averages 4.3 out of 5 from 4 ratings, while 雅识AI averages 5.0 from 1 ratings.

### Do 四大认证备考神器 or 雅识AI have ads?

四大认证备考神器 shows ads; 雅识AI does not.

### Which is updated more often, 四大认证备考神器 or 雅识AI?

四大认证备考神器 ships an update every 10 days, and 雅识AI fortnightly. Most recently, 四大认证备考神器 was updated on October 24, 2026 and 雅识AI on October 28, 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.*