# 指南针 vs 精准卫星地图

The clearest difference is in-app purchases: 精准卫星地图 at none against 指南针's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 指南针 sells 5 in-app purchases, starting at $6.99 per 7 days. 精准卫星地图 asks for nothing beyond the download.

指南针 ships an update fortnightly, 精准卫星地图 weekly. Both last shipped on October 7, 2026.

## The numbers

| Metric | 指南针 | 精准卫星地图 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Free |
| Size | 22 MB | 13 MB |
| Requires iOS | 14.0 | **13.7** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [方敏 田](https://appshunter.io/developer/1789562806) | [寅萍 丁](https://appshunter.io/developer/1825263052) |

## What reviewers say

### 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 |


### 精准卫星地图

[App page](https://appshunter.io/ios/app/id6748876429)

This navigation tool provides precise direction, location, and environmental data without an internet connection. It features customizable watch faces and offers insights into altitude, air pressure, and oxygen levels, making it ideal for outdoor adventures.

**Highlights:** Offline compass functionality, Real-time location and navigation, Altitude, speed, and coordinates, Magnetic field and air pressure monitoring, Oxygen concentration analysis, Sunrise/sunset prediction, Device tilt angle detection

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

**In-app purchases:** none


## Frequently asked questions

### Is 指南针 free?

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

### Is 精准卫星地图 free?

精准卫星地图 is free to download, with no in-app purchases.

### Do 指南针 or 精准卫星地图 have ads?

Neither 指南针 nor 精准卫星地图 shows ads.

### Which is updated more often, 指南针 or 精准卫星地图?

指南针 ships an update fortnightly, and 精准卫星地图 weekly. Most recently, 指南针 was updated on October 7, 2026 and 精准卫星地图 on October 7, 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.*