DJ Studio 5 application with a friendly interface has various audio effects for you to mix like a pro DJ. It has several skins and you can share your songs directly to SoundCloud.
It has the most basic functions of a crossfader, three-band EQ, BPM control, phaser, flanger, loops, etc..
Select the songs you want to use and make your own mixes for free.
It can be used by all ages, but it is recommended that the user have notions of tools and features for audio.