Ok it asks for a sign in (first name and email) but otherwise it's free !
But for those who want to practice mixing but may not have the recording part perfect yet,
why not download well recording tracks and practice..
Post you mixes here if you want and let's discuss the results
or on https://www.facebook.com/producelikeapro/?fref=ts like asked in the video
BTW it's a pop song...

https://www.producelikeapro.com/2017/01/10/mixing-home-studio-drums/