No matter the format of the source file, because Simpo PDF Creator works as a printer. That means that if tyou can print the file, you can create PDF.
Choose print option in the program, then choose Simpo PDF Creaotr in the list of available printers and you'll access a new window where you'll decide the quality and output folder.
Simpo PDF Creator is a very useful application if you need to create PDF files. It's extremely easy to use.