Understand works through an IDE designed to help maintain and understand old and new code using detailed cross references and a variety of graphical views.
Understand parses Ada 83, Ada 95, FORTRAN 77, FORTRAN 90, FORTRAN 95, Jovial, K&R C, ANSI C and C++, Delphi, and Java source code. Versions of Understand are provided for Windows, Linux, Solaris, HP-UX and SGI IRIX.
In Sept 2007 Lattix announced the latest version of their Matrix software would integrate with Understand.