KuaiZip is a popular PUP. You should be aware, the potentially unwanted program may cause troubles. Of course, it looks like legit software. But, it is a dodgy trick. The nasty software aims to mislead you. Usually, the parasite will be installed without your permission. KuaiZip uses a freeware or shareware to sneak into your PC stealthily. You need to be more attentive when you surf on the web or install a new app. Otherwise, your system may be deeply infected with malware.