File Extension EVM File Format Unknown file format EVM stands for Unknown file format. This was last updated in March 2012 By Margaret Rouse Browse File Extensions Alphabetically: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # Ask a Question. Find an Answer. Ask your peers a question about this file extension. Ask a Question How do I convert my data into R file format How to play SV5 file? Which player play SV5 file format? Reading a File of unknown name, format, etc.