# 指南针 vs 指南针, GPS经纬度定位 & 大气压海拔测量仪

The clearest difference is in-app purchases: 指南针 at none against 指南针, GPS经纬度定位 & 大气压海拔测量仪's 1. 指南针 also leads on iOS requirement (11.0 vs 13.0). 指南针, GPS经纬度定位 & 大气压海拔测量仪's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 指南针, GPS经纬度定位 & 大气压海拔测量仪 sells 1 one-off in-app purchase. 指南针 asks for nothing beyond the download.

指南针 ships an update every 2 months, 指南针, GPS经纬度定位 & 大气压海拔测量仪 monthly. The most recent releases landed on August 24, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 指南针 | 指南针, GPS经纬度定位 & 大气压海拔测量仪 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (68 ratings)](https://appshunter.io/ios/app/id1628282305/reviews)** | — |
| Number of ratings | **68** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 41 MB | 20 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [娟 钟](https://appshunter.io/developer/1604186121) | [MCS Tech Co., Ltd](https://appshunter.io/developer/1585936484) |

## What reviewers say

### 指南针

[App page](https://appshunter.io/ios/app/id1628282305)

A professional compass app for outdoor adventures, offering essential tools like a flashlight, GPS, and astronomical navigation. It provides detailed environmental data and accurate positioning to prevent getting lost.

**Highlights:** Professional compass, Flashlight, GPS with latitude/longitude, Star finder, Sunrise/sunset times, Altitude and direction, Environmental data (magnetic field, air quality)

**Features:** macOS Compatibility

**In-app purchases:** none


### 指南针, GPS经纬度定位 & 大气压海拔测量仪

[App page](https://appshunter.io/ios/app/gps-and/id1663606955)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员永久解锁 | $3.99 | one-time |


## Frequently asked questions

### Is 指南针 free?

指南针 is free to download, with no in-app purchases.

### Is 指南针, GPS经纬度定位 & 大气压海拔测量仪 free?

指南针, GPS经纬度定位 & 大气压海拔测量仪 is free to download, with in-app purchases available.

### Do 指南针 or 指南针, GPS经纬度定位 & 大气压海拔测量仪 have ads?

指南针 shows ads; 指南针, GPS经纬度定位 & 大气压海拔测量仪 does not.

### Which is updated more often, 指南针 or 指南针, GPS经纬度定位 & 大气压海拔测量仪?

指南针 ships an update every 2 months, and 指南针, GPS经纬度定位 & 大气压海拔测量仪 monthly. Most recently, 指南针 was updated on August 24, 2026 and 指南针, GPS经纬度定位 & 大气压海拔测量仪 on September 9, 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.*