Download smule for pc (windows 10/8/7 and mac os) for free windows10freeapps jul 7th, 2018 0 comment in this article, learn how to download and install smule for pc (windows 10/8/7 and mac os) for free.. Download and install sing! karaoke by smule in pc and you can install sing! karaoke by smule 6.0.5 in your windows pc and mac os. sing! karaoke by smule is developed by smule and listed under music & audio.. Autorap by smule on pc: autorap by smule is a free app, developed by the smule for android devices, but it can be used on pc or laptops as well.we will look into the process of how to download and install autorap by smule on pc running windows 7, 8, 10 or mac os x..