# 青石云 vs LibTalk

The clearest difference is in-app purchases: 青石云 at none against LibTalk's 7. 青石云 also leads on iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LibTalk sells 7 in-app purchases, starting at $2.99 per 7 days. 青石云 asks for nothing beyond the download.

青石云 ships an update every 3 weeks, LibTalk fortnightly. The most recent releases landed on September 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 青石云 | LibTalk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (4 ratings)](https://appshunter.io/ios/app/libtalk-and/id6738273165/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 97 MB | 96 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [上海阅目环境科技有限公司](https://appshunter.io/developer/1542291892) | [HH Tech Co.,Ltd](https://appshunter.io/developer/1774378182) |

## What reviewers say

### 青石云

[App page](https://appshunter.io/ios/app/id6475382877)

**Features:** macOS Compatibility

**In-app purchases:** none


### LibTalk

[App page](https://appshunter.io/ios/app/libtalk-and/id6738273165)

This app offers AI-powered, personalized spoken language practice with virtual tutors. It provides real-time feedback on pronunciation and fluency across various conversational scenarios.

**Highlights:** AI foreign teacher one-on-one practice, Multiple spoken language scenarios, AI scoring and pronunciation correction, Personalized learning plans, Real-time feedback, Rich learning resources

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $2.99 | per 7 days |
| 月度会员 | $5.99 | per month |
| 年度会员 | $14.99 | per year |
| 500积分加油包 | $2.99 | one-time |
| 1500积分加油包 | $6.99 | one-time |
| 3000积分加油包 | $12.99 | one-time |
| 终身会员 | $24.99 | one-time |


## Frequently asked questions

### Is 青石云 free?

青石云 is free to download, with no in-app purchases.

### Is LibTalk free?

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

### Do 青石云 or LibTalk have ads?

Neither 青石云 nor LibTalk shows ads.

### Which is updated more often, 青石云 or LibTalk?

青石云 ships an update every 3 weeks, and LibTalk fortnightly. Most recently, 青石云 was updated on September 20, 2026 and LibTalk on October 4, 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.*