Stability Trim for Mobile is a free app for calculating the trim, draft, and surface area of a vessel, and for conducting a stability survey. The app can be used on a variety of marine vessels, including boats, tugs, tankers, and general cargo. The app is designed to be used by marine professionals, such as maritime lawyers, shipmasters, and marine engineers.

The app has a user-friendly interface, which makes it easy to use for both beginners and experienced users. It is also compatible with various marine vehicles, such as boats and tugs.

How to use the app?

In order to use the app, you need to provide it with your vessel's information, which includes the vessel's name, its dimensions, its gross tonnage, and its speed.

After that, you need to select the trim, draft, and surface area. You can do that by selecting the appropriate tab in the top-right menu.