Audio Helper Project has developed a comfortable REX engine, called Easy REX Player, only for Mac users. The freeware tool allows you to improve your workflow. Just drag’n’drop the REX- or REX2-files into the DAW and you can slice a loop to single files. It’s also no problem to convert the REX.files into the Apple Loops format or into WAV-files. Check it out at:

More information: Audio Helper Project / Easy Rex Player