Steel Profiles is a free Android app developed by LetsConstruct that provides beam sections for a variety of countries. The app offers predefined European, US, Canada, Russia, UK, Australian, and Japanese steel profiles, as well as parametric sections (circular, rectangular, H, I, U) and freeform sections. Users can choose between Metric and Imperial units, depending on their preferences.

One of the most notable features of Steel Profiles is the ability to log in and synchronize favorites across all devices. Additionally, the app is also used to select a section from the FrameDesign and BeamDesign apps. Overall, Steel Profiles is a comprehensive tool for selecting beam sections that is easy to use and provides a wide range of options.