iolo System Mechanic Ultimate Defense Download

I have to Download System Mechanic Ultimate Defense

  1. Speeds up processor, memory, broadband, & hard drives for your PC
  2. Removes clutter & junk files that slow down your PC
  3. Blocks & removes latest types of malware or harmful virus
  4. Assist you get & recover lost or deleted important files
  5. Secures passwords & credit cards online
  6. Protect browsing habits & thwarts personal data collection


System Mechanic Ultimate Defense expands on the PC execution establishment of System Mechanic, adds the ongoing AV and information assurance elements of System Mechanic Pro, in addition to gets your web perusing, oversees passwords and Mastercards, and eliminates malware on request.

System Mechanic Ultimate Defenseis the complete bundle for all your security, protection, and execution needs, presently in one helpful interface.


Boosts Speed

Automatically increases speed & availability of CPU, RAM & hard drive resources when you launch high-demand apps for smoothest gaming, editing & streaming.


Finds & fixes over 30,000 different problems using intelligent live updates from iolo Labs to keep your computer stable & issue-free.

Removes Bloatware

Identifies unwanted startup programs that slow you down by opening & running without your knowledge.

Protects Privacy & Security

Safely wipes sensitive browsing history & patches Windows security vulnerabilities that can harm your PC.

Unleashes Internet Speed

Automatically optimal hidden Windows internet settings for faster downloads, snappier page loads, less buffering, improved video quality & smoother gaming.

Cleans Out Clutter

Delete over 50 types of hidden junk files to free up valuable disk space & make more room for your documents, movies, music & photos.

System Mechanic Ultimate Defense Frequently Asked Questions

What is System Mechanic Ultimate Defense (iolo)?

System Mechanic Ultimate Defense combines 7 powerful products in a single System Mechanic dashboard for your convenience. System Mechanic Ultimate Defense is total package that provides all your security, privacy, & performance needs in one simple-to-use interface. 

What is the Fully Integrated Product Dashboard?

System Mechanic Ultimate Defense user interface permits you to access System Mechanic, System Shield, DriveScrubber, Search & Recover, Privacy Guardian, & Malware Killer from right within main product panel. Simply click on appropriate product icon at left panel to call up that product’s dashboard. You can also see certain information about status of your system & history of items which have been ran.

What are System Requirements?

The System Mechanic Ultimate Defense program requires computer with Microsoft Windows10, Windows 8.1, Windows 8, or Windows 7; at least 270 MB of available hard disk space (includes virus definitions); minimum 512 MB RAM (optimal 2 GB); & an internet connection for license activation. Your web browsers must be up-to-date & latest Windows updates should be fully applied. A USB drive is need to run the full hard drive data wipe feature of DriveScrubber.

What is included in System Mechanic Ultimate Defense?

System Mechanic Ultimate Defense includes Full Versions of:

  1. System Mechanic performance optimization
  2. System Shield real-time antivirus protection
  3. Malware Killer on-demand malware removal
  4. Privacy Guardian online privacy protection
  5. ByePass secure password manager (now also available for Android devices)
  6. DriveScrubber drive wiping technology
  7. earch and Recover deleted file recovery

How do I get System Mechanic Ultimate Defense?

Please go to to purchase & download product.

How do I install System Mechanic Ultimate Defense?

Note: An installation CD is no longer need to install iolo products. Each product can be downloaded for your suitability.

Product Download Manager

  1. Please Ensure that you have an present internet connection and that no firewall or security programs are blocking outgoing access.
  2. Open your internet browser & navigate to By default it should download to your Windows Downloads folder.
  3. Open installation file from either your browser download tray or from Windows Downloads folder. If User Account Control window appears, click Yes.
  4. When installer wizard opens, follow steps on screen to done product installation.
  5. Once installed, if you are installing for first time, click on Activate now button and follow prompts to activate as a trial or as a full product by entering your product activation key.
  6. You may be prompted to separately accept installation of System Shield in order to proceed. You may select to install it should you have no current active antivirus software installed or you may cancel & close dialog window.

For further information on installing & activating, please visit our How Do I Install & Activate System Mechanic Ultimate Defense knowledgebase article here.

Why won’t my Activation Key work?

  1. If you have any difficulties with the licensing or installation of System Mechanic Ultimate Defense:
  2. Guarantee that your PC is associated with the web and that no firewall, security, or parental control programs are impeding active access.
  3. Twofold check the qualities you entered for the Activation Key, ensuring that no spaces are entered and that all letters and numbers are entered precisely as displayed.
  4. A few characters in the Activation Key (like the number 0 and the letter O) can look practically the same. Attempt twofold actually taking a look at the accompanying: the letters O, l (lower-case L), I (capital I); and the numbers 0 (zero) and 1 (one).
  5. Under the details of iolo’s Whole Home License, you might introduce System Mechanic Ultimate Defense on each PC in a solitary family for individual, non-business utilize as it were. For full agreements, kindly see iolo’s End User Licensing Agreement.