Fix errors, clean your PC and speed up Windows with this free tune-up software

System Mechanic Free provides advanced PC optimization, repair, and maintenance using 7 effective tools. Exclusive patented technologies work together to fix stubborn registry problems, defrag hard drives, clean up junk files and fine-tune Windows for maximum speed and stability. Top-rated since 1998, this award-winning PC performance solution has been used by over 40 million people to fix, clean and maintain over 75 million computers worldwide.