# 南半球萬年曆 vs 问清罗盘

The clearest difference is in-app purchases: 问清罗盘 at none against 南半球萬年曆's 2. 南半球萬年曆's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. 南半球萬年曆 sells 2 one-off in-app purchases. 问清罗盘 asks for nothing beyond the download.

## The numbers

| Metric | 南半球萬年曆 | 问清罗盘 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Size | 63 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [amtb fate](https://appshunter.io/developer/430174936) | [Chang Ma](https://appshunter.io/developer/6786591431) |

## What reviewers say

### 南半球萬年曆

[App page](https://appshunter.io/ios/app/id1317522902)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 移除廣告 | $2.99 | one-time |
| 啟用萬年曆年份1600年～2000年 | $9.99 | one-time |


### 问清罗盘

[App page](https://appshunter.io/ios/app/id6787812973)

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

**In-app purchases:** none


## Frequently asked questions

### Is 南半球萬年曆 free?

南半球萬年曆 is free to download, with in-app purchases available.

### Is 问清罗盘 free?

问清罗盘 is free to download, with no in-app purchases.

### Do 南半球萬年曆 or 问清罗盘 have ads?

Neither 南半球萬年曆 nor 问清罗盘 shows ads.

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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.*