the most comman feature most of us use are reverb, echo, noise removal, mutitrack not more than 7,....and i think audacity does it well...over its a short and sweet software...easy to use and a freeware....then why to use those bulky stuffs...unless u need funky effects.....or u r a professional
Just take a look here: https://flstudio.image-line.com/help/ https://forum.image-line.com/ For more links how to use FL Studio, just search Google!!!