Most people worry about the safety of using Ko Player Android Emulator on their Windows computer. There are many websites that will tell you that it is not safe to use this program. However, I can assure you that it is perfectly safe to use this program on your computer. I have been using it for over a year now and have never had any problems with it. It is also important to note that this program is completely free and does not contain any viruses or spyware.