What is the best recording software Magix sells?
That's a rather subjective question. It also depends on your goals, needs, talents and budget (which you haven't mentioned).
If you go by price and capabilities alone, that would be Sequoia...
http://www.magix.com/us/sequoia/
If you need a professional quality DAW, then consider Samplitude...
http://www.magix.com/us/samplitude/
If you still need a full DAW and have a limited budget, then there's Samplitude Producer...
http://www.magix.com/us/samplitude-producer/
If you're just a hobbyist, can't play any instrument(s), and don't need the full features of a true DAW (like multi-track recording, full MIDI support, etc.) then you may be able to get by with the new Music Maker MX...
http://www.magix.com/us/music-maker/
As for the Hip-Hop, you're on your own (not my thing). Maybe someone else can help. You may be able to find like minded people by visiting the "Show and Discuss" tab above.