My Altitude: Chart & Compass
Measuring without network
Only for iPhone
Free · In‑App Purchases · Designed for iPhone
iPhone
**Precise Measurement • Real-time Monitoring • Data Insights**
Altitude is a powerful professional altitude measurement app that integrates precise altitude measurement, a smart compass, and a watermark camera. Whether you're a mountaineering enthusiast, outdoor explorer, construction engineer, or geographer, this app provides you with accurate and reliable elevation data and practical tools.
**Core Features**
1. **Precise Altitude Measurement**
* Real-time Altitude Monitoring: Uses device sensors to measure current altitude in real time.
* Multi-unit Switching: Supports free switching between meters/feet to suit different preferences.
* Accuracy Display: Shows measurement accuracy and GPS coordinates in real time.
* Status Recognition: Intelligently identifies altitude status (Low/Medium/High/Extreme Altitude).
2. **Professional Data Analysis**
* Historical Charts: Visualize altitude trends with support for time-range filtering.
* Data Statistics: Automatically calculates key metrics like min, max, and average values.
* Data Export: Supports CSV/JSON export for professional analysis.
* Data Sharing: Instantly generates beautiful data cards to share with friends or teams.
3. **Integrated Compass**
* Accurate Bearing: Displays precise bearing angle and direction in real time.
* Coordinate Display: Shows current GPS coordinates (latitude/longitude) simultaneously.
* Calibration Tool: Built-in professional calibration tool ensures compass accuracy.
**Professional Feature Details**
1. **Data Management**
* History Log: Automatically saves all measurement data (up to 10,000 records).
* Smart Filtering: Filter data by time range (1 hour/24 hours/7 days/30 days).
* Data Cleanup: Supports batch cleanup of history to free storage.
* Import/Export: Seamless data exchange with desktop software.
2. **Customizable Settings**
* Multiple chart line styles (Straight/Curve/Step/Dashed).
* Customizable chart color themes and line thickness.
* Adjustable chart data point size and density.
* Altitude Unit: Free switching between meters/feet.
3. **Smart Alert System**
* Altitude Alerts: Get notified upon reaching a specific altitude.
* Change Alerts: Monitors rapid altitude changes and sends notifications.
* Custom Conditions: Supports multi-condition combined alerts.
* Background Operation: Continuously monitors and alerts even while in the background.
* Local Notifications: Receive alerts even offline.
4. **Data Sharing**
* Share real-time altitude data cards.
* Share historical data tables.
* Share statistical chart images.
**Use Cases**
1. **Outdoor Adventure**
* Mountain climbing height records and route planning.
* Hiking altitude change monitoring.
* Altitude sickness prevention and early warning.
* Campsite elevation assessment.
2. **Engineering & Surveying**
* Building height measurement and recording.
* Topographic survey data collection.
* Construction process height monitoring.
* Project progress elevation verification.
3. **Education & Research**
* Geography class teaching aid.
* Scientific research data collection and analysis.
* Environmental change altitude monitoring.
* Student outdoor practice tool.
4. **Travel Logging**
* Record altitude changes during travel.
* Travel photos with altitude watermarks.
* Trip height change statistics.
5. **Data Security**
* Local data storage protects privacy.
* Data encrypted storage.
* No mandatory network permissions required.
Download Altitude Pro now and begin your high-precision measurement journey!
Privacy Policy: https://compassnow.github.io/privacy.html
Terms of use: https://compassnow.github.io/terms.html
Ratings & Reviews
- Urgent bug fixes and optimizations
The developer, Shenzhen Jirry Jirry Technology Co., Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Shenzhen Jirry Jirry Technology Co., Ltd.
- Size
- 14.7 MB
- Category
- Travel
- Compatibility
Requires iOS 14.0 or later.
- iPhone
Requires iOS 14.0 or later. - iPod touch
Requires iOS 14.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Location
- This app may use your location even when it isn’t open, which can decrease device battery life.
- Languages
- English and Simplified Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Year $2.99
- Copyright
- © AltitudeMeter 2025