# 海拔 Pro vs 指南针

The clearest difference is in-app purchases: 指南针 at none against 海拔 Pro's 3. 指南针 also leads on ads (none vs shown) and update cadence (every 5 days vs monthly). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. 海拔 Pro sells 3 in-app purchases, starting at $2.99 per month. 指南针 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 海拔 Pro against 5.0 for 指南针. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

海拔 Pro ships an update monthly, 指南针 every 5 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 海拔 Pro | 指南针 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/pro/id1603666667/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/id6747735479/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 3 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [上海氢木科技有限公司](https://appshunter.io/developer/1546421993) | [荐 梁](https://appshunter.io/developer/1784051678) |

## What reviewers say

### 海拔 Pro

[App page](https://appshunter.io/ios/app/pro/id1603666667)

This utility app provides real-time altitude and compass readings, combining GPS and barometer data. It allows users to record and track their exploration data, including altitude, coordinates, and ascent speed, with historical trend charts for review.

**Highlights:** Real-time altitude display, Smart compass with 72-degree scale, Record exploration data (altitude, coordinates, pressure), Historical trend charts, Meters and feet unit switching

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 海拔Pro 连续包月 | $2.99 | per month |
| 海拔Pro连续包年 | $59.99 | per year |
| 永久会员 | $24.99 | one-time |


### 指南针

[App page](https://appshunter.io/ios/app/id6747735479)

This app provides precise outdoor navigation and environmental monitoring. It features a high-accuracy compass, real-time altitude and atmospheric pressure readings, and a smart camera that embeds environmental data into photos. Ideal for hikers, climbers, and adventurers.

**Highlights:** Precise compass navigation, Real-time altitude monitoring, Atmospheric pressure calculation, Oxygen concentration analysis, GPS-based speed tracking, Smart camera with data embedding, Sunrise/sunset time calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is 海拔 Pro free?

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

### Is 指南针 free?

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

### Which has better reviews, 海拔 Pro or 指南针?

海拔 Pro and 指南针 are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do 海拔 Pro or 指南针 have ads?

海拔 Pro shows ads; 指南针 does not.

### Which is updated more often, 海拔 Pro or 指南针?

海拔 Pro ships an update monthly, and 指南针 every 5 days. Most recently, 海拔 Pro was updated on October 20, 2026 and 指南针 on October 24, 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.*