Total Defense

Ultimate Internet Security

High performance virus detection without slowing you down – on all your devices – while you bank, shop, and connect on social networks with total peace of mind.
4.9(22 Reviews)
10 Devices
25GB Online Backup
Windows Mac Android

All new Total Defense Ultimate – More secure and easier to use than ever.

Virus-free, Hassle-free, Worry-free.

We're so confident in our protection we guarantee that your PC or device will stay virus-free.

Our friendly US-based team is standing by to assist with customer care & technical support.

If you're not completely satisfied, we'll refund your money within 60 days of purchase.

Powerful real-time protection – Ultimate Security

Secure all the devices in your home – PCs, Macs, Smartphones & Tablets.

Total Defense Ultimate Internet Security
  • Surf with confidence – simple, smart, and reliable protection from viruses, spyware, ransomware and and other malware threats on your PC’s, Mac’s, tablets and smartphones
  • NEW Ransomware protection – our Advanced Threat Protection guards your most important files from ransomware attacks
  • NEW Anti-Phishing – protection from phishing attacks, Internet fraud, and malicious websites
  • NEW Easy-to-use interface – quick setup, easy scheduling, plus strong security, set it and forget it.
  • NEW Vulnerability protection – automatically updates outdated software applications
  • 10 devices – a single purchase protects up to 10 of your families devices
  • + Get a faster PC – integrated tune-up technology, keeps your PC running at peak performance
  • + 25GB online backup – keeps your photos and digital files safe
Malware scanning

NEW Advanced Threat Protection

A good offense is the best defense! Real-time and on-demand malware scanning engines provide powerful protection. We don’t wait around for threats to strike, but proactively protect your devices by detecting the latest viruses, spyware, ransomware, and other online dangers.
Anti Phishing

NEW Anti-Phishing

Stay off the hook with our improved anti-phishing software, it cuts the bait before you even see it, blocking suspicious email messages, fake social media content, fraudulent websites, and other scams designed to prey on your finances and identity.
Secure online financial transactions

Financial Protection

Keep your online transactions secure and protect your information from cyber criminals when you’re shopping and banking online.
Faster PC startups

Stay at Peak Performance

Automatically scan, fix, and update your PC so you can enjoy faster startups, smoother browsing, and like-new performance.
Shop Online with Confidence

Shop Online with Confidence

Protects you from phishing attacks, internet fraud, and malicious websites that can compromise your personal information and steal identity.
Online Backup

Disaster-Proof Your Files

Online Backup automatically stores important files and photos offline in the event of data loss or damage to your PC from hardware failure, floods, or any other disasters. Restore what was lost with just one click.

*For Home use only, for Small Business use contact support at 1-877-906-8816

Powerful virus detection that doesn't slow you down.

Detect and remove any threat, without negative impact on your speed and performance.

High Threat Detection
With dual malware scanning engines and cloud-based technology, we don't wait around for threats to strike, but proactively protect your devices by detecting the latest viruses, spyware, ransomware, and other online threats.
Low Performance Impact
Total protection — powerful virus detection that doesn't slow you down. Innovative technologies automatically detect and remove any threat, without negative impact on your speed and performance. Turn it on and forget about it.
RAP Tests
Virus Bulletin
February 2018

Our customers love Ultimate Internet Security

  • Ultimate Internet Security
    Just paid for a renewal of service and technical support went above and beyond for me. Helped me clean all unwanted files and was super friendly. What an amazing support team....
  • Ultimate Internet Security
    Love these guys!! Great product and phenomenal support.
  • Ultimate Internet Security
    I have been a member for a few years now. Every time I call the agents are very pleasant and knowledgeable. This time was no different. He was very helpful and solved my...
  • Ultimate Internet Security
    The best money I have ever spent -- best in protection and best in service. When I have a problem I simply pick up the phone, and they can instantly resolve my problem. So far,...
  • Ultimate Internet Security
    I put this product on different computers and tablets for several years. It's easy to use and understand. Updates consistently to keep up with any new virus and malware....
  • Ultimate Internet Security
    I love the feeling of trust I have, knowing that my PC, laptop, tablet, and phone are all "totally defended" from the potential harm that is out there in the cyber world. It is...
  • Ultimate Internet Security
    Lightweight and easy! This works great. It was easy to set up and activate. The best part is my computer hasn't slowed down a bit. Other Internet security products I've had in...
  • Ultimate Internet Security
    Solid Software Installation was easy. I have been used it for 4+ months and found no issues at all. The product did everything for my computer and is taken very little CPU...
  • Ultimate Internet Security
    Total Defense is very easy-to-use. It protects all my devices, including my desktop, laptop and tablet. Protects from basically all online threats like viruses, ransomware,...

4.9(22 Reviews)
Total Defense

Ultimate Internet Security

10 Devices
25GB Online Backup
Windows Mac Android
Free US-Based Support
Free US-Based Support
60 Day Money Back Guarantee
60 Day Money Back Guarantee
Certified Secure Checkout
Certified Secure Checkout
Buy with Confidence
Buy with Confidence

Ultimate protection for all your devices

Ultimate Internet Security - Best Malware Protection

Award winning internet security software

Ultimate Internet Security - Award Winning Anti-virus Protection

New and improved interface

Ultimate Internet Security - Improved Anti-Virus Software

Easy-to-use, all-in-one internet security suite

Ultimate Internet Security - Easy to use Anti-virus software

Block ransomware, viruses, and other dangerous malware

Ultimate Internet Security - Best Malware Scanning

PC Tune-up - find and fix PC problems

Ultimate Internet Security - Better PC Performance

System Requirements

Supported Operating Systems
  • Windows 10 (32 & 64-bit)
  • Windows 8.1 (32 & 64-bit)
  • Windows 8 (32 & 64-bit)
  • Windows 7 (32 & 64-bit) with Service Pack 1
  • Macintosh (Intel-based) OS X – 10.9.5 or later
Required for all Installations
  • 2 GB RAM
  • 1 GHz or faster processor
  • Internet Explorer 9 or above
  • 1 GB of available hard disk space
  • 1024 x 768 or higher screen resolution
  • Internet access
Supported Browsers for Web Filtering
  • Internet Explorer 9 and higher
  • Chrome v40.0 and higher
  • Firefox 35.0 and higher
For Smartphone & Tablet Security
  • Android 4.1 or higher
  • For personal and family use only. Not for business or commercial use.

We will keep you virus-free guaranteed.

An exclusive automatic renewal service benefit.
Total Defense Virus-Free Guarantee

When you choose Total Defense, you’re safeguarded with award-winning, multi-layered virus protection technology. Our powerful security lets you confidently shop, bank and browse online. In fact, we’re so certain we can protect you, if you’re running a Total Defense Security Product and a virus slips past our powerful protection, our expert technology advisors will remove the virus from your device for free. In the unlikely event the virus can’t be removed, we will give you your money back.

»Important terms and offer details

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What works for you?

Compare our Internet security products to find the best protection for you and all your devices.

Questions? Our friendly award winning US-based support team is happy to help and it's free.

1-877-906-8816 Weekdays 9am – 6pm, Eastern Time USA

Gold Award Winner for 2019 Anti-Malware Product Excellence of the Year - 2019 Info Security Product Guides Global Excellence Award Bronze Winner for Customer Service Department of the Year at 2019 Stevie Awards