It's just "FL Studio" now. Fruity Loops = Out of the question.
But that's a minor thing.
Let's go on to the more advanced things it can do. It can create midis that ALWAYS WORK PROPERLY WITH UTAU AND VOCALOID, and it can also be used for mixing and creating songs. I use FL Studio all the time for mixing. :3
@ Ezri & those browsing and saw Ezri's statement
The thread is here
. In the third post is a registry key that cracks anything made by Image-line before their "Harmless" synthesizer came out. Products affected that are updated are still able to be cracked. (Image-line doesn't change the registry key that affects whether its registered or not, to ensure all products have a lifetime update available.)
Simply download the demo, install it, run the registry key, and there you go!