# 知乎 vs Jster

The clearest difference is in-app purchases: Jster at none against 知乎's 17. Jster also leads on ads (none vs shown). 知乎's advantage is chart position (#126 vs unranked). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 知乎 sells 13 in-app purchases, starting at $2.99 per month. Jster asks for nothing beyond the download.

知乎 ships an update weekly, Jster every 2 weeks. The most recent releases landed on September 27, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 知乎 | Jster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (26K ratings)](https://appshunter.io/ios/app/id432274380/reviews)** | — |
| Number of ratings | **26K** | — |
| Positive reviews | 16.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Best chart rank | **#126** | — |
| Size | 454 MB | 50 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Beijing Zhizhetianxia Technology Co., Ltd.](https://appshunter.io/developer/432274383) | [香港聚水潭科技有限公司](https://appshunter.io/developer/1704269407) |

## What reviewers say

### 知乎

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

**Currently charting:** #126 Top Grossing · Social Networking (US App Store)

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**Features:** Vision Pro support

**In-app purchases (13)**

| 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 |
| 超级盐选会员月卡（1 个月） | $3.99 | 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 |
| 盐选会员年卡(1 年) | $29.99 | per year |
| 6 个知乎币 | $0.99 | one-time |
| 12 个知乎币 | $1.99 | one-time |
| 盐选会员月卡 | $3.99 | one-time |
| 68 个知乎币 | $9.99 | one-time |
| 盐选会员季卡 | $9.99 | one-time |
| 盐选会员年卡 | $14.99 | 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


### Jster

[App page](https://appshunter.io/ios/app/jster/id1564620482)

**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 Jster free?

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

### Do 知乎 or Jster have ads?

知乎 shows ads; Jster does not.

### Which is updated more often, 知乎 or Jster?

知乎 ships an update weekly, and Jster every 2 weeks. Most recently, 知乎 was updated on September 27, 2026 and Jster on September 9, 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.*