# 知乎 vs 南太湖论坛

The clearest difference is in-app purchases: 南太湖论坛 at none against 知乎's 10. 南太湖论坛 also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). 知乎's advantage is update cadence (weekly vs every 3 months) and chart position (#136 vs unranked). On price and device support there is nothing between them.

Both are free to download. 知乎 sells 8 in-app purchases, starting at $2.99 per month. 南太湖论坛 asks for nothing beyond the download.

知乎 ships an update weekly, 南太湖论坛 every 3 months. The most recent releases landed on November 4, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 知乎 | 南太湖论坛 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (26K ratings)](https://appshunter.io/ios/app/id432274380/reviews)** | — |
| Number of ratings | **26K** | — |
| Positive reviews | 15.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 months |
| Best chart rank | **#136** | — |
| Size | 463 MB | 94 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Beijing Zhizhetianxia Technology Co., Ltd.](https://appshunter.io/developer/432274383) | [南太湖网](https://appshunter.io/developer/906605931) |

## What reviewers say

### 知乎

[App page](https://appshunter.io/ios/app/id432274380)

**Currently charting:** #136 Top Grossing · Social Networking (US App Store)

Discover a high-quality question and answer community with original videos. Create, share, and explore content seamlessly with advanced AI search capabilities. Join now to engage in professional discussions and interactive exchanges.	Send feedback or inquiries to app@zhihu.com.

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 盐选会员月卡(1 个月) | $2.99 | per month |
| 盐选会员月卡(1 个月) | $2.99 | per month |
| 盐选会员连续月卡（1 个月） | $2.99 | per month |
| 盐选会员季卡(3 个月) | $7.99 | per 3 months |
| 盐选会员连续季卡（3 个月） | $7.99 | per 3 months |
| 6 个知乎币 | $0.99 | one-time |
| 盐选会员月卡 | $3.99 | one-time |
| 68 个知乎币 | $9.99 | one-time |

**What reviewers like**

- 🌟 Useful knowledge sharing platform
- 💡 Interesting content and ideas
- 📚 Ability to learn new things

**What reviewers complain about**

- 🚫 Strict censorship and content control
- 🤖 Biased and misleading content
- 🤑 Excessive ads and monetization
- 🔒 Privacy concerns and data collection
- 🚧 Poor user experience and app performance

**Reported bugs**

- Frequent app crashes and freezes
- Inability to unsubscribe from paid features

**Requested features**

- Improved content moderation and fairness
- Better user privacy controls
- Optimized app performance and stability


### 南太湖论坛

[App page](https://appshunter.io/ios/app/id906605928)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 知乎 free?

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

### Is 南太湖论坛 free?

南太湖论坛 is free to download, with no in-app purchases.

### Do 知乎 or 南太湖论坛 have ads?

知乎 shows ads; 南太湖论坛 does not.

### Which is updated more often, 知乎 or 南太湖论坛?

知乎 ships an update weekly, and 南太湖论坛 every 3 months. Most recently, 知乎 was updated on November 4, 2026 and 南太湖论坛 on October 26, 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.*