Stop Hackers
Remove and block malware, viruses, and ransomware with real-time threat protection that is always on the defense.
System Mechanic®
Ultimate Defense™
All-in-one online privacy, password manager, antivirus, and pc cleaner
- Optimization
- Antivirus
- Privacy Protection
- Password Management
- Malware Removal
- Hard Drive Protection
- File Recovery
$67.93
Get It Now 
Overview
One tool delivers best-in-class features like increased speed and resources, virus & malware defense, real-time online privacy protection, and more. System Mechanic® Ultimate Defense™ offers the best in PC performance, protection, and privacy.
Active Performance
ActiveCare 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 can 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.
Keep your family protected
With Ultimate Defense for up to 10 devices.
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.
Features
Manage Passwords
Keeps your passwords, banking information and other personally identifiable information from falling into the wrong hands.
Boost PC Performance
Quickly cleans and optimizes your PC for faster startups, internet downloads, and a more stable system performance.
Online Privacy
Rest easy knowing your personal information is protected from falling into the wrong hands with easily configurable privacy settings.
You’re in Good Hands
Millions of people around the world have already made System Mechanic the place to fix their PC Problems. Read our Press Reviews.
“System Mechanic is a slick suite of tune-up tools that can dramatically improve your PC's performance.”
“System Mechanic is a quick, simple way to clear unwanted files from your PC and give it a noticeable performance boost.”
“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.”
Choose the System Mechanic product that's right for you
We have a version of System Mechanic for everyone. Checkout what version is right for you.
System Mechanic® 
System Mechanic Pro® System Mechanic Ultimate Defense® Performance
All
All
All
Smart ActiveCare AI
DeepClean
AntiVirus
No
All
All
Real-Time Protection
–
System Shield
–
Malware Killer
–
Privacy
No
No
All
Custom Protection Tiers
–
–
Digital Fingerprinting Protection
–
–
Password Manager
No
No
All
ByePass License
–
–
Browser Extensions
–
–
24/7 Support
All
All
All
LiveTech 30 Day Trial
FAQs
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.
Why System Mechanic Ultimate Defense?
- 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
Offer Details: Certain product features require ongoing updates from iolo. One year is included in the initial purchase. After this initial period expires, you must renew to continue to receive access to such features. You may enable automatic renewal during checkout and update your automatic renewal preferences by logging into your iolo Account. See Sales Policy for more details.