# Compass GPS Altimeter — Barometer Elevation Map Camera

> Offline GPS, compass, altimeter, barometer, and weather for outdoor navigation. (iPhone/iPad app by 成都关键元素科技有限公司.)

- Source: https://appshunter.io/ios/app/compass-gps-altimeter/id6745474561 (this page in markdown: same URL + `.md`)
- Developer: [成都关键元素科技有限公司](https://appshunter.io/developer/6779301920)
- Category: Travel
- Price: Free with in-app purchases
- Rating: 4.20/5 from 6 App Store ratings · 14 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 34 MB
- Languages: American English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French (France), German (Germany) and 23 more
- Released: 2025-05-14
- Data updated: 2026-08-25
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/compass-gps-altimeter/id6745474561/reviews.md

## What is Compass GPS Altimeter?

The ultimate outdoor navigation toolkit. Explore with confidence, even entirely offline!

Engineered for hikers, mountaineers, campers, off-roaders, wildlife photographers, and field researchers, this professional-grade app provides hyper-accurate geographic and positioning data.

Whether navigating deep canyons or dense forests, the built-in offline GPS engine delivers precision metrics without cellular signal. Stay safe, connected, and oriented on every expedition.

---

Smart Compass & Navigation
1. Precision Compass: Real-time heading, coordinates (supports multiple grid systems), and current altitude.
2. Wind Angle Display: Track environmental wind direction changes—essential for campsite setup and outdoor photography.
3. Magnetic Field Monitoring: Detects local magnetic interference and issues warnings to ensure heading accuracy.
4. Qibla Finder: Automatically calculates the exact direction of Mecca based on your global position.

High-Precision Altimeter & Barometer
1. Multi-Source Altitude: Blends satellite GPS data with built-in barometric sensors to display absolute altitude, relative elevation, and vertical trends.
2. Comprehensive Weather Station: Real-time tracking for barometric pressure, temperature, humidity, wind speed, and sunrise/sunset times.
3. Terrain Risk Alerts: Analyzes rapid elevation changes to help mitigate physical exertion and altitude risks during alpine ascents or skiing.
4. Tap to Check Elevation (New): Interactive map upgrade—tap any point on the map to instantly reveal its elevation and live weather.

Professional Altitude Camera
1. Geo-Data Watermarking: Overlay timestamps, exact coordinates, altitude, magnetic strength, and wind angles directly onto your photos.
2. Field Documentation: Perfect for hiking check-ins, surveying, industrial inspections, and tamper-proof legal record-keeping.

GPS Track Recording & Analysis
1. Multi-Activity Tracking: Tailored modes for hiking, trail running, cycling, off-roading, and paddling.
2. Anti-Drift GPS Engine: Proprietary smoothing algorithm captures clean, precise tracks even under heavy tree canopy or mountainous terrain.
3. Post-Trip Review: Replay routes and examine vertical profile graphs to break down your performance.

Wilderness Survival System
1. 100% Offline Capability: Core positioning, compass tools, and track logs run completely independent of cellular networks.
2. Intelligent Hazards Alerts: Automatic warnings for severe pressure drops (storm alerts), rapid elevation gains, and magnetic anomalies.
3. One-Tap SOS Location: Generates an instant emergency text containing your precise coordinates and status for rapid search-and-rescue response.

---

Target Scenarios
Hiking & Mountaineering, Alpine Exploration, Wilderness Photography, Land Surveying, Off-Road Overlanding, Emergency SAR, Qibla Orientation.

---

Subscription & Auto-Renewal Details
1. Full Access Free Trial: New users receive a 3-day complimentary trial to unlock all premium features.
2. Auto-Renewal Policy: Subscriptions automatically renew unless auto-renew is turned off at least 24 hours prior to the end of the current billing cycle.
3. Account Management: Payment will be charged to your iTunes Account upon confirmation of purchase. Subscriptions can be managed or canceled in Account Settings on your iPhone.
4. Trial Forfeiture: Any unused portion of a free trial period will be forfeited when a premium subscription is purchased.

Terms of Service: https://docs.qq.com/doc/p/97cdbba9be34dbc1f6804390efdc7ef24972c038
Privacy Policy: https://docs.qq.com/doc/p/96ab925dd885b9b031999a3c86f6477459ce3493

## Key features

- 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

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| CompassPro | $19.99 | per month |
| CompassPro | $12.99 | per 7 days |
| CompassPro | $24.99 | per 3 months |
| CompassPro | $29.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| CompassPro | $39.99 | one-time |


## Recent user reviews (10 of 14)

All indexed reviews: https://appshunter.io/ios/app/compass-gps-altimeter/id6745474561/reviews.md

### 2/5 — 想要一个免费的指南针这么难吗

*2026-02-07*

我搜了半天一个免费的指南针都没有，看评论里面开发者基本上都回了，希望开发者能弄一个免费的

**Developer response:** 感谢您的支持，后续我们会考虑您的提议。

### 5/5 — 用了几天还挺方便的

*2025-12-22*

最主要是完全没有广告，也很准

**Developer response:** 感谢您的支持！

### 5/5 — 真的很好用

*2025-12-20*

特别是在西藏，太方便了！

**Developer response:** 感谢您的支持！

### 5/5 — 实用的软件

*2025-12-14*

比较实用的软件，方位非常精确

**Developer response:** 感谢您的支持，您的支持是我们坚持不懈的动力！

### 1/5 — 恶心的软件，自动扣钱

*2025-09-02*

大家下载时一定要看清楚，注意它稀里糊涂就给你安装时了捆绑试用了，三天后就开始扣38元，每周扣38元，无语

**Developer response:** 尊敬的客户，您好！对于您所遇到的问题，我们深表歉意。在您进行订阅前，我们已按照规定发出明确提示，但似乎您未能及时注意到。我们将针对此问题进行改进，并进一步丰富套餐选项，以便您能选择更符合需求的套餐。感谢您对我们的信任与支持！

### 5/5 — 性价比高

*2025-08-02*

趁着暑假出门，找了好几款，还是这款好用，功能齐全，也不贵，值得推荐。

**Developer response:** 感谢您的支持，您的支持是我们坚持不懈的动力。

### 5/5 — 好用

*2025-07-31*

找了几款还是这个好用。

**Developer response:** 您的支持，是我们坚持不懈的动力。

### 5/5 — 海拔数据一目了然

*2025-07-27*

出行环境信息终于全部了解了

**Developer response:** 您的支持，是我们坚持不懈的动力。

### 5/5 — 这次去登山再也不怕迷路了

*2025-07-13*

海拔警告⚠️很使用

**Developer response:** 您的支持，是我们坚持不懈的动力。

### 5/5 — 这次出去耍看海拔挺方便的

*2025-07-04*

不错

**Developer response:** 您的支持，是我们坚持不懈的动力。

## Frequently asked questions about Compass GPS Altimeter

### Does Altimeter GPS & Compass have ads?

No, Altimeter GPS & Compass does not contain advertisements. The app is free to download and offers in-app purchases for premium features.

### What are the subscription options for Altimeter GPS & Compass?

Altimeter GPS & Compass offers several subscription plans for its premium features, including weekly, monthly, quarterly, and annual options. A 3-day free trial is available for new users.

### How accurate is the altitude data in Altimeter GPS & Compass?

Altimeter GPS & Compass provides multi-source altitude data by blending satellite GPS information with built-in barometric sensors for high precision. It displays absolute altitude, relative elevation, and vertical trends.

### Can Altimeter GPS & Compass be used without an internet connection?

Yes, Altimeter GPS & Compass is designed for 100% offline capability. Core positioning, compass tools, and track logs function independently of cellular networks, making it ideal for remote areas.

### What kind of weather information does Altimeter GPS & Compass provide?

The app functions as a comprehensive weather station, offering real-time tracking for barometric pressure, temperature, humidity, wind speed, and sunrise/sunset times. It also includes terrain risk alerts.

### Is Altimeter GPS & Compass suitable for professional use?

Yes, the app is engineered for professional-grade use, providing hyper-accurate geographic and positioning data. Features like geo-data watermarking on photos are perfect for field documentation and legal record-keeping.

### How often is Altimeter GPS & Compass updated?

The latest version of Altimeter GPS & Compass is 3.0.1, and it was last updated on June 13, 2026. This indicates a relatively recent update cycle.

### What devices support Altimeter GPS & Compass?

Altimeter GPS & Compass is supported on iPhone and iPod devices. The app has an age rating of 4+.

## Version history (last 5 releases)

### 3.2.4 — 2026-08-25

1. Optimised user experience
2. Fixed known bugs

### 3.2.3 — 2026-08-23

Fixed known bugs.

### 3.2.2 — 2026-08-18

1. Optimized user experience
2. Fixed known bugs

### 3.2.1 — 2026-08-12

Fixed known bugs.

### 3.2.0 — 2026-08-10

1. Optimized user experience
2. Added elevation location favorites
3. Added sports draft recovery feature
4. Fixed known issues

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## More apps by 成都关键元素科技有限公司

- [本色约](https://appshunter.io/ios/app/id6748462920)

All apps by 成都关键元素科技有限公司: https://appshunter.io/developer/6779301920

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*