MacKeeper is described as 'System utility combining antivirus, ad removal, cleanup, and performance optimization tools to enhance Mac security and speed, all from one streamlined interface' and is a duplicate file finder in the os & utilities category. There are more than 100 alternatives to MacKeeper for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best MacKeeper alternative is BleachBit, which is both free and Open Source. Other great apps like MacKeeper are Bulk Crap Uninstaller, CCleaner, Czkawka and Revo Uninstaller.
Free PC Cleaner is an easy to use free program that speeds up, cleans, and optimizes your computer. The program scans all aspects of the system (registry, installed programs, system files, etc.) and fixes problems which result in the computer being slow.
