If you like sifting through endless menus and windows to make music,
Tracktion 3 is not for you!
Based on a simple, single-screen interface, Tracktion is the fast,
powerful, complete solution for turning your ideas into finished songs.
And unlike the competition, Tracktion 3 comes with all the power and
plug-ins you'll ever need. So if you want to keep your music flowing (not
locked in menus or limitations) maybe Tracktion is for you! 
Tracktion comes in two flavours to suit different budgets and feature
requirements.

See Mackie's website for comparison chart.