IObit is running an offer on Advanced System Care Pro 3 for a very limited time. You can get a free license for the pro version.
Windows users should get on this quick.
"Advanced SystemCare Free (formerly Advanced WindowsCare Personal) has a one-click approach to help protect, repair, clean, and optimize your PC. With over 50 MILLION downloads since 2006, this fantastic, award-winning, free PC repair software is a "must-have" tool for your computer. 100% safe with no adware, spyware, or viruses; a PC maintenance program that’s incredibly easy to use."