With one tool, you get:
System Mechanic’s performance tools can get your computer running like new again. With a few simple clicks you can optimize, clean and restore your computer.
PC Magazine Editors’ Choice
“System Mechanic is a slick suite of tune-up tools that can dramatically improve your PC’s performance.”
TechRadar
“System Mechanic is a quick, simple way to clear unwanted files from your PC and give it a noticeable performance boost.”
TopTenReview
“System Mechanic is a simple way to give your PC a basic clean-up, and its detailed scans and scheduling options are a cut above many rival programs.”
Tune each of System Mechanic Ultimate Defense’ utilities to your liking with easy-to-understand explanations and one-click toggles.
Active Performance
Active Care ensures peak PC performance by making system recommendations that help boost speed and optimize resources.
Tailored Privacy
Stay safe online with configurable privacy settings that let you choose which companies are allowed to collect your personal data.
Antivirus Protection
Real-time protection keeps your PC clear of virus and malware threats without sacrificing PC performance.
Password Management
Peace of mind for wherever you browse. Secure all your passwords in one, easy-to-manage browser extension.
Get back lost files
Get back accidentally deleted documents, music, photos, email, videos, system files, and even entire folders.
Delete files permanently
Securely wipe all drives with a utility that meets U.S Department of Defense standards before selling or donating your PC.
One subscription covers all personal computers in your home. Network Scanner now identifies devices on your home network. Enjoy added peace of mind knowing System Mechanic Ultimate Defense is looking after you and your family.
Millions of people around the world have already made System Mechanic their go-to PC tune-up software for speed, repair, and automated maintenance. Read our press reviews.
“I have used System Mechanic for years, across many different computers. Great for a quick tune up on the fly and getting rid of all the junk that builds up on your drives.”
Jon F.
Hertfordshire, U.K.
“I love you System Mechanic! Thanks for keeping my PC fresh like new. Been using it for over 8 years.”
David H.
Littleton, CO
We stand behind our product and proudly offer a 30-day satisfaction guarantee. If you don’t love System Mechanic, you get your money back. It’s that simple.
Optimizes & Boosts Speed
Yes
Yes
Registry Repair
Yes
Yes
Deletes Junk Files
Yes
Yes
Advanced Software Uninstaller
Yes
Yes
System Defragger
Yes
Yes
Removes Bloatware
Yes
Yes
Recover Deleted Files
No
Yes
Detects Open Ports
Yes
Yes
Real-Time Antivirus Protection
No
Yes
Malware Removal
No
Yes
Erases Browser History
Yes
Yes
Prevents Fingerprint Tracking
No
Yes
Password Manager
No
Yes
DriveScrubber
No
Yes
Phone
Yes
Yes
Chat
Yes
Yes
Can I try System Mechanic Ultimate Defense for free?
Yes! You can take advantage of System Mechanic Ultimate Defense risk-free for 30 days!
What is the difference between System Mechanic Ultimate Defense and System Mechanic?
System Mechanic Ultimate Defense combines the performance features you enjoy with System Mechanic and adds Privacy protection, virus and malware protection, and password management.
Is System Mechanic Ultimate Defense an antivirus?
Yes, with System Mechanic Ultimate Defense you get real-time virus and malware threat protection, as well as the ability to safely remove dangerous malware on already infected computers.
Is DriveScrubber safe to use?
Yes, DriveScrubber permanently erases your hard drive data, exceeding Department of Defense security standards and ensuring that your private files will never be recovered.
What is digital fingerprinting?
Your digital fingerprint is made up of your online browsing habits, device and browser settings. All of this collected data allows advertisers to identify and target you with spam and hyper-specific ads.
What if I am already using an adblocker?
While adblockers do block targeted ads, they do not stop tracking and personal data collection.
What if I need help using System Mechanic Ultimate Defense?
Our easy-to-understand product help documentation explains how to access each of System Mechanic Ultimate Defense’s tools, what they do, and why you should use them. Need more help? Reach us 24/7 by live chat on iolo.com.
For use on All your home PCs
Free product support
30 day money-back guarantee
Windows® 11, 10, 8.1, 8, 7
Frequently Asked Questions
Source: NPD intellect
20+ years of PC performance innovation
Over 80 Million PCs repaired
iolo Labs intelligent Tune-up Definitions™
U.S. Pat. 7,873,877
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