One software license is required per machine.
Run-time royalty free.

Studio Controls R4 Annual Subscription: Includes new updates, new upgrades and new controls added to Studio Controls for one year.

Important -Please note that there may be a delay before you can use this software. You will have to contact ComponentSource to receive an unlock key. This key uses hardware signature, so is only available once you have run the program for the first time on your machine.