How many computers can I use with my license? Jeff August 21, 2017 20:32 Updated Follow Our software is licensed per computer. You can install on one computer at a time for each purchased license. To buy an additional license, visit mediafour.com/shop. You can also add additional licenses to an existing serial number. Contact [email protected] for more information. Related articles Can I move my license to another computer? How to activate Activation without an internet connection MacDrive and Windows 10 Extending a free trial of Mediafour software Comments 0 comments Article is closed for comments.