MuseScore3 and yeah pretty much. I didn't put it into MuseScore until two days ago because I've been playing it by ear for the last two months on the piano until it sounded like the song.
I may try the new ram site, and download more RAM to my Switch. Not sure if ddr3 is the right ram
for it tho. Edit- no it uses floppy Ram, just like @AncientBoi