This document assumes a basic understanding of music terminology, I will not explain every single thing.
Here are my opinions on the programs "FLStudio" by Image-Line and "Linux Multimedia Studio" which is a freeware, open source equivalent.
At the time of writing, I've had 1 year of experience with LMMS and 1 day of experience of FLStudio.
LMMS (short for Linux Multimedia Studio) is a freeware music production program. With it, you can record musical notes (not direct audio/voice) from a MIDI keyboard/controller (but not pads, as far as I know). It has VSTi support (through the included VeSTige plugin) and is capable of complex music production.
FLStudio (formerly "Fruity Loops Studio") is a fully-featured music production program by the company Image-Line. It is capable of recording sounds from both MIDI keyboard and MIDI pads, as well as microphone inputs and is able to export melodies as MIDI files. The