# 问真罗盘 vs 紫微通書

The clearest difference is in-app purchases: 问真罗盘 at none against 紫微通書's 5. 问真罗盘 also leads on update cadence (every 11 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 紫微通書 sells 5 one-off in-app purchases. 问真罗盘 asks for nothing beyond the download.

问真罗盘 ships an update every 11 days, 紫微通書 every 4 weeks. The most recent releases landed on September 7, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 问真罗盘 | 紫微通書 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/id6443444483/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 4 weeks |
| Size | 64 MB | 128 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [伟顺 林](https://appshunter.io/developer/1619304525) | [Shenzhen Tianxun Culture Technology Co.,Ltd.](https://appshunter.io/developer/1643867629) |

## What reviewers say

### 问真罗盘

[App page](https://appshunter.io/ios/app/id1661891021)

**Features:** macOS Compatibility

**In-app purchases:** none


### 紫微通書

[App page](https://appshunter.io/ios/app/id6443444483)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A项购买 | $6.99 | one-time |
| B项购买 | $19.99 | one-time |
| C项购买 | $29.99 | one-time |
| D项购买 | $59.99 | one-time |
| VIP购买 | $99.99 | one-time |


## Frequently asked questions

### Is 问真罗盘 free?

问真罗盘 is free to download, with no in-app purchases.

### Is 紫微通書 free?

紫微通書 is free to download, with in-app purchases available.

### Do 问真罗盘 or 紫微通書 have ads?

Neither 问真罗盘 nor 紫微通書 shows ads.

### Which is updated more often, 问真罗盘 or 紫微通書?

问真罗盘 ships an update every 11 days, and 紫微通書 every 4 weeks. Most recently, 问真罗盘 was updated on September 7, 2026 and 紫微通書 on September 19, 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.*