# RTAltitude vs 尾号限行 PRO

The clearest difference is price: RTAltitude at Free against 尾号限行 PRO's $0.99. 尾号限行 PRO's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

RTAltitude is free to download; 尾号限行 PRO costs $0.99 up front. RTAltitude sells 1 one-off in-app purchase. 尾号限行 PRO asks for nothing beyond the download.

## The numbers

| Metric | RTAltitude | 尾号限行 PRO |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | — | Every 8 months |
| Size | 13 MB | 104 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [思慧 余](https://appshunter.io/developer/1494859873) | [北京才牛图科技有限公司](https://appshunter.io/developer/1556885180) |

## What reviewers say

### RTAltitude

[App page](https://appshunter.io/ios/app/rtaltitude-offline-gps/id6538727287)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Pro | $0.99 | one-time |


### 尾号限行 PRO

[App page](https://appshunter.io/ios/app/pro/id6748882782)

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

**In-app purchases:** none


## Frequently asked questions

### Is RTAltitude free?

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

### Is 尾号限行 PRO free?

尾号限行 PRO costs $0.99, with no in-app purchases.

### Do RTAltitude or 尾号限行 PRO have ads?

RTAltitude shows ads; 尾号限行 PRO does not.

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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.*