You need DJ Software to start learning: choose Beatport DJ or DJAY
Both apps are easy to use!
DJ app for Chrome/Edge browser (Windows 10/MacOS)
In the LEARN environment you can learn to DJ with a number of free tracks
In the PLAY environment you need a Beatport account and you get 30 days free access to more than 6 million tracks
DJ app for iOS and MacOS 10.14 and up
DJAY supports music streaming providers like Tidal, Soundcloud and Beatport LINK