Compass Steel 3D is a user-friendly and ad-free app that provides a marine-style compass. The app offers multiple color themes to choose from and two compass modes - True mode based on True north and Magnetic mode based on Magnetic north. Additionally, the app provides information on the positions of the Sun and Moon, as well as their respective rise and set times.

One of the unique features of Compass Steel 3D is that it does not collect any data or use any trackers. The app is supported by donations and does not have any unnecessary permissions. Users can also access optional advanced features such as satellite mode with altitude information, custom compass dial units, and manual location settings.

Overall, Compass Steel 3D is a reliable and easy-to-use compass app that provides essential information for navigation. The app's ad-free and tracker-free design, along with its optional advanced features, make it a popular choice for boaters and outdoor enthusiasts.