Kristal Audio Engine has most of the advanced features of commercial audio editing and sequencing applications but is kindly offered for free by Kreatives. You are able to use 16 separate audio tracks with 2 effects insert slots on each channel and 3 master slots, as well as offering the standard EQ and delay effects built in. The interface is clean and simple to find all the functions, and software is so widely respected within the audio community that it actually now comes bundled with some computer related hardware