# Compass GPS Altimeter vs 指南针

Compass GPS Altimeter and 指南针 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Compass GPS Altimeter sells 5 in-app purchases, starting at $12.99 per 7 days and 指南针 sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Compass GPS Altimeter ships an update every 8 days, 指南针 every 6 days. The most recent releases landed on October 30, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Compass GPS Altimeter | 指南针 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/compass-gps-altimeter/id6745474561/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 41 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [成都关键元素科技有限公司](https://appshunter.io/developer/6779301920) | [兴堂 朱](https://appshunter.io/developer/1665563211) |

## What reviewers say

### Compass GPS Altimeter

[App page](https://appshunter.io/ios/app/compass-gps-altimeter/id6745474561)

This app provides precise outdoor navigation with an offline GPS engine, a smart compass, and detailed weather information. It offers features like altitude tracking, terrain risk alerts, and the ability to watermark photos with geographic data. Ideal for adventurers and professionals needing reliable location and environmental data in remote areas.

**Highlights:** Offline GPS navigation, Precision compass with magnetic monitoring, Multi-source altimeter and barometer, Comprehensive weather station, Geo-data watermarking on photos, GPS track recording and analysis, Wilderness survival system with SOS

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CompassPro | $12.99 | per 7 days |
| CompassPro | $19.99 | per month |
| CompassPro | $24.99 | per 3 months |
| CompassPro | $29.99 | per year |
| CompassPro | $49.99 | one-time |


### 指南针

[App page](https://appshunter.io/ios/app/40/id6805027122)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 方向 | $9.99 | per 7 days |
| 方向 | $19.99 | per month |
| 方向 | $34.99 | per 3 months |


## Frequently asked questions

### Is Compass GPS Altimeter free?

Compass GPS Altimeter 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 Compass GPS Altimeter or 指南针 have ads?

Neither Compass GPS Altimeter nor 指南针 shows ads.

### Which is updated more often, Compass GPS Altimeter or 指南针?

Compass GPS Altimeter ships an update every 8 days, and 指南针 every 6 days. Most recently, Compass GPS Altimeter was updated on October 30, 2026 and 指南针 on October 4, 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.*