# RTAltitude vs 指南针

The clearest difference is ads: 指南针 at none against RTAltitude's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. RTAltitude sells 1 one-off in-app purchase and 指南针 sells 5 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | RTAltitude | 指南针 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Fortnightly |
| Size | 13 MB | 22 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [思慧 余](https://appshunter.io/developer/1494859873) | [方敏 田](https://appshunter.io/developer/1789562806) |

## 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 |


### 指南针

[App page](https://appshunter.io/ios/app/gps/id6742599523)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员 | $6.99 | per 7 days |
| 高级会员 | $6.99 | per 7 days |
| 高级会员 | $9.99 | per month |
| 高级会员 | $14.99 | per 3 months |
| 高级会员 | $24.99 | one-time |


## Frequently asked questions

### Is RTAltitude free?

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

### Is 指南针 free?

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

### Do RTAltitude or 指南针 have ads?

RTAltitude shows ads; 指南针 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.*