# 辰时八字排盘 vs 知屿

The clearest difference is review sentiment: 辰时八字排盘 at 93% against 知屿's 0%. 辰时八字排盘 also leads on rating (4.9 vs 2.3) and ratings volume (1.1K vs 3). 知屿's advantage is monetization model (free with in-app purchases vs subscription) and iOS requirement (15.0 vs 17). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 辰时八字排盘 sells 4 in-app purchases, starting at $4.99 per month and 知屿 sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

辰时八字排盘 holds the better App Store score, 4.9 against 2.3. That said, the two scores are not equally well evidenced: 辰时八字排盘 has 1.1K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 93% of 辰时八字排盘's written reviews are positive against 0% of 知屿's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 辰时八字排盘 | 知屿 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.1K ratings)](https://appshunter.io/ios/app/id6468569619/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/id6497791104/reviews) |
| Number of ratings | **1.1K** | 3 |
| Positive reviews | **92.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 198 MB | 115 MB |
| Requires iOS | 17 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Yidudu Technology Co., Ltd.](https://appshunter.io/developer/1862062047) | [秋霞 杜](https://appshunter.io/developer/6791664160) |

## What reviewers say

### 辰时八字排盘

[App page](https://appshunter.io/ios/app/id6468569619)

This app offers comprehensive Chinese astrology analysis, providing detailed birth chart readings and fortune predictions. It caters to both beginners and professional astrologers with various analytical tools and personalized insights into destiny.

**Highlights:** Detailed birth chart information, Basic and professional chart analysis, Personalized fortune calendar, Customizable chart settings, Visual stem-branch diagrams, Classical text interpretations, Five-element analysis, Fortune and destiny trend analysis

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 按月订阅 | $4.99 | per month |
| 季度订阅 | $12.99 | per 3 months |
| 按年订阅 | $29.99 | per year |
| 永久会员 | $39.99 | one-time |

**What reviewers like**

- 👍 Accurate
- 👍 Very useful
- 👍 Detailed and comprehensive
- 👍 Convenient and easy to use
- 👍 Helpful information

**What reviewers complain about**

- 🐛 Inaccurate information
- 💰 Requires payment for full access
- 🔒 Forced 5-star reviews to continue using

**Reported bugs**

- Difficulty saving user profiles
- Incompatibility with older devices

**Requested features**

- Add more overseas birth location options
- Improve the saving of user profiles


### 知屿

[App page](https://appshunter.io/ios/app/id6497791104)

This app offers a safe space for users to express emotions, seek professional guidance, and record personal growth. It provides access to professional counselors for support and a digital diary for self-reflection. Users can also anonymously connect with others through a 'message in a bottle' feature.

**Highlights:** Professional counseling sessions, Emotional expression and venting, Personal growth journaling, Anonymous 'message in a bottle' feature, Explore emotional well-being

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 充值得到32个元宝 | $4.99 | one-time |
| 充值得到41元宝 | $6.99 | one-time |
| 充值得到66元宝 | $9.99 | one-time |
| 充值得到109元宝 | $19.99 | one-time |
| 充值得到228元宝 | $39.99 | one-time |
| 充值得到593个元宝 | $99.99 | one-time |


## Frequently asked questions

### Is 辰时八字排盘 free?

辰时八字排盘 is free to download, with in-app purchases available.

### Is 知屿 free?

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

### Which has better reviews, 辰时八字排盘 or 知屿?

辰时八字排盘 is rated higher. 辰时八字排盘 averages 4.9 out of 5 from 1.1K ratings, while 知屿 averages 2.3 from 3 ratings.

### Do 辰时八字排盘 or 知屿 have ads?

Neither 辰时八字排盘 nor 知屿 shows ads.

### Which is updated more often, 辰时八字排盘 or 知屿?

辰时八字排盘 ships an update every 3 weeks, and 知屿 every 3 weeks. Most recently, 辰时八字排盘 was updated on October 25, 2026 and 知屿 on October 24, 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.*