A Click A Day For PC Clean, Repair, Protection & Optimization. Advanced SystemCare Free (formerly Advanced WindowsCare Personal) has a one-click approach to helping protect, repair, clean, and optimize your PC. With over 20,000,000 downloads since 2006, this fantastic, award-winning, free program is a "must-have" tool for your computer, 100% safe and clean with no adware, spyware, or viruses.