# 问真八字 vs 刺猬云邮

The clearest difference is in-app purchases: 刺猬云邮 at none against 问真八字's 3. 刺猬云邮 also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 问真八字 sells 3 one-off in-app purchases. 刺猬云邮 asks for nothing beyond the download.

问真八字 ships an update monthly, 刺猬云邮 every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 问真八字 | 刺猬云邮 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (57 ratings)](https://appshunter.io/ios/app/id1665624645/reviews)** | — |
| Number of ratings | **57** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 85 MB | 33 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Wenzhen Cultural Communication Co., Ltd.](https://appshunter.io/developer/1664632538) | [Chengdu West Dimension Digital Technology Co., Ltd.](https://appshunter.io/developer/1501113660) |

## What reviewers say

### 问真八字

[App page](https://appshunter.io/ios/app/id1665624645)

This app offers a unique five-pillar astrological chart calculation, expanding on traditional four-pillar methods. It provides access to a vast library of ancient texts, AI-powered study tools, and a database of historical figures for in-depth research and learning.

**Highlights:** Five-pillar astrological chart calculation, Extensive ancient text library, AI-powered study assistant, Historical figure database, Astrological chart comparison, Research notes functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3个月黄金体验会员 | $14.99 | one-time |
| 1年黄金会员 | $39.99 | one-time |
| 5年钻石会员 | $129.99 | one-time |


### 刺猬云邮

[App page](https://appshunter.io/ios/app/id6748970518)

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

**In-app purchases:** none


## Frequently asked questions

### Is 问真八字 free?

问真八字 is free to download, with in-app purchases available.

### Is 刺猬云邮 free?

刺猬云邮 is free to download, with no in-app purchases.

### Do 问真八字 or 刺猬云邮 have ads?

Neither 问真八字 nor 刺猬云邮 shows ads.

### Which is updated more often, 问真八字 or 刺猬云邮?

问真八字 ships an update monthly, and 刺猬云邮 every 3 weeks. Most recently, 问真八字 was updated on November 3, 2026 and 刺猬云邮 on November 5, 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.*