MatDeck offers a wide range of units that can be easily defined and used in documents. Unit systems provided in the software are: The International System of Units (SI) and the United States customary system (USCS). Besides them there are predefined units from the System of Imperial units.
You can insert predefined units, change the displaying system of units, make a conversion between systems and define new units and much more in a simple and intuitive way. Defining new units can be implemented through GUI or you can simply define it like a new variable in a document.
You can use units in your calculations and MatDeck will do the arithmetic itself, combine it with symbolic or just with numbers making every option possible. Unit can be switch on or off depending to your preference.