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[System Mechanic Ultimate Defense Discussions](https://www.g2.com/products/system-mechanic-ultimate-defense/discuss) [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_9c36a1aff9b29880a32b41dfd7d0cff6/system-mechanic-ultimate-defense.png "Product Avatar Image") ](/products/system-mechanic-ultimate-defense/reviews) [ System Mechanic Ultimate Defense ](/products/system-mechanic-ultimate-defense/reviews) (5)3.5/5 System Mechanic® Ultimate Defense™ All-in-one online privacy, password manager, antivirus, and pc cleaner Boosts internet speed for faster downloads, online gaming, and tv streaming Stores and secures your passwords with the easy-to-use password manager Real-time antivirus protection and system shield blocks malware and stops hackers PC cleaner removes junk files, clears cookies, browsing history, bloatware, and more Delivers peak performance by optimizing processing power and memory usage Checks for open ports and protects up to 10 devices on your home network. Show More * * * ### 20.0 Nps Score Already have System Mechanic Ultimate Defense? ### All System Mechanic Ultimate Defense Discussions Search Most CommentedMost HelpfulPinned by G2Newest All DiscussionsDiscussions with CommentsPinned by G2Discussions without Comments FilterFilter Filter byExpand/Collapse Sort by Most Commented Most Helpful Pinned by G2 Newest Filter by All Discussions Discussions with Comments Pinned by G2 Discussions without Comments ![Pinned by G2 as a common question](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pinned by G2 as a common question") G2 Pinned by G2 as a common question • almost 3 years ago More Options - [ # What is System Mechanic Ultimate Defense used for? ](/discussions/system-mechanic-ultimate-defense-what-is-system-mechanic-ultimate-defense-used-for) What is System Mechanic Ultimate Defense used for? 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