Compass One: Altimeter & GPS
With Accurate Altitude & Speed
Free · In‑App Purchases · Designed for iPad
Compass One is a FREE & AD-FREE app that focuses on precision and simple yet elegant design. It is truly a professional compass.
Navigate EASY with Compass One; get handy information like current location (geographic coordinates, using gps), altitude, atmospheric pressure, current speed, current feels-like temperature in addition to precise pro compass.
It works OFFLINE!
Great for any outdoor activities such as hiking, camping, trekking, road trips, backpacking, cycling, fishing, driving, etc. The GPS technology will surely come in handy.
Notable features:
- Compass (8 cardinal directions)
- Qibla Finder - easily find the direction towards the Kaaba in Mecca (Pro feature)
- Custom Markers - you can add your current locations! Also comes with some world cities! (Pro feature)
- Heading
- Altimeter for altitude (elevation) info (Pro feature)
- Atmospheric Pressure in various units like (hPa, psi, bar, mmHg, inHg)
- Flash light with SOS mode for emergency and your Safety
- Real-time (feels-like) temperature of your location
- Current Location (DMS, UTM, DD)
- Voice Compass
- Current speed (speedometer)
- Offline mode
- and more coming!
You can also choose the units for each measurement. For example, for current location, you can choose latitude and longitude (DMS), decimal degrees (DD), and UTM (or Universal Transverse Mercator).
Disclaimer: this app heavily depends on the device hardware as well as location. Avoid using near metallic / magnetic objects. It is more accurate when used outdoor rather than indoor.
If you have any questions or suggestions, please do not hesitate to contact us at: support@underwwwater.com
• Terms of Service (EULA): https://www.underwwwater.com/terms1
• Privacy Policy: https://www.underwwwater.com/privacy1
Thank you for using Compass One! This update includes performance improvements to enhance your experience. We appreciate your support and feedback.
The developer, underwater, 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
- underwater
- Size
- 34.2 MB
- Category
- Travel
- Compatibility
Requires iOS 12.0 or later.
- iPhone
Requires iOS 12.0 or later. - iPad
Requires iPadOS 12.0 or later. - iPod touch
Requires iOS 12.0 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.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Compass One Pro $9.99
- Copyright
- © 2025 underwater