Announcing our new 2025 internet security product line.
More secure and easier to use than ever.

Ultimate Internet Security
Premium Internet Security
Essential Anti-Virus
Essential Anti-Virus for Mac
PC-Tune Up
Mobile Security
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Secure your digital life.

Total Defense makes internet security easy for you and tough on destructive malware. We don’t just protect devices, we protect people.

Our software works hard so you don’t have to—no complex questions or specialized knowledge required.

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

Security designed for people, around people.
VB100 Certified
VB100 Certified

Our virus and malware protection is put through the toughest tests to ensure your are protected.

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Free US Tech Support
Free US Tech Support

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

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Money Back Guarantee
Money Back Guarantee

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

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Virus-Free Guarantee
Virus-Free Guarantee

We’re so confident in our virus protection, we will remove it for free or give your money back.

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Total customer satisfaction is our ultimate goal

Don’t take our word for it…
 

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.

- Leslie K.

Total Defense 5 Star rating

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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.

- Jerry C.

Total Defense 5 Star rating

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Good product at a good price What's good is it covers tablets, PCs, phones. Also has online backups and mobile security features too, so plenty of value for money. Works well and gets the job done!

- Nakul D.

Total Defense 5 Star rating

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A great Internet security suite for PC users, great parental controls, well-integrated online backup "set it and forget it," good antivirus performance, low cost, can use on multiple devices.

- Isadora L.

Total Defense 5 Star rating

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Easy installation, did not slow down the computer and scanning was super fast. Feel better having protection from all the new ransomware and viruses going around.

- Wayne F.

Total Defense 5 Star rating

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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. Customer support is always helpful.

- Stepheni H.

Total Defense 5 Star rating

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Protection for all the devices in your home

Premium Internet Security
4.9 (71 Reviews)
Total Defense

Premium Internet Security

Premium Internet Security provides simple, smart, and reliable protection from viruses, spyware, and malware on up to 5 of your smartphones, tablets, desktops, and laptops.

  • Shop, bank and explore your social network without worry
  • Protect your information from cyber criminals when you’re shopping and banking online
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$69.99
$89.99
Save $20
5 Devices
10GB Online Backup
Windows Mac Android
Buy with Confidence
Free US-Based Support
Certified Secure Checkout
60 Day Money Back Guarantee
Our other popular internet security software choices, to keep you and your devices safe.
Ultimate Internet Security
4.9 (41 Reviews)

Ultimate Internet Security

Protect everyone on every device in your home - Ultimate is an easy-to-use, all-in-one Internet Security suite that protects you, your family, and up to 10 of your devices from harmful viruses and the latest online threats.

Learn about Ultimate Internet Security >

Anti-Virus
4.9 (35 Reviews)

Essential Anti-Virus

Anti-Virus security ensures you’re totally covered keeping your devices safe from malware, spyware, ransomware, and harmful viruses.

Learn about Essential Anti-Virus >

Award winning internet security software

Powerful virus detection that doesn’t slow you down.

Learn more about our highly rated malware protection or get started today with a free 30-day trial of Total Defense Internet Security, with no obligation to buy.

Free Trial Download
AV Comparatives Advanced Plus Malware Protection

AV Comparatives Advanced Plus

AV Comparatives Advanced Plus Malware Protection

AV Comparatives Advanced Plus

Virus Bulletin 100 Certified

VB100 Certified

AV Comparatives Advanced Plus Real-World Protection

AV Comparatives Advanced Plus

OPSWAT Certified

OPSWAT Certified

AV Comparatives Advanced Plus Performance

AV Comparatives Advanced Plus

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

We’ve Got You Covered

Over 20 years of Dedication

We are committed to your cybersecurity, from installing the software effectively to helping recovery in the event of a breach.

Advanced Threat Protection

A good offense is the best defense! Real-time and on-demand malware scanning engines provide powerful proactive protection.

Award Winning Security

Powerful protection, securing all entry points, wherever you are, whatever type of device you’re using to access the internet.

Customer Commitment

Our US-based support team is focused on keeping you and your family safe in the ever changing connected world.

Why Total Defense Internet Security >

Defend the Defenseless

Total Defense has been a proud supporter of the National Center for Missing & Exploited Children for over 15 years.

Total defense has supported NCMEC in it’s mission to help find missing children, reduce child sexual exploitation and prevent child victimization. We provide quarterly monitary support for NCMEC’s efforts to provide important programs that assist missing and exploited children nationwide.

To learn more about NCMEC, visit www.missingkids.org or see NCMEC on Twitter and Facebook.

Total Defense has been a proud supporter of the National Center for Missing & Exploited Children

Rated #1 anti-virus software company on Consumer​Affairs.com

Over 2,000 customer reviews
We always strive to create the best customer service experience and our customers agree. Total customer satisfaction is our ultimate goal.
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Consumer Affairs
Consumer Affairs - Five Star Rating
Total Defense

Internet Security and Safety Center

Helpful tips and articles with practical steps you can follow to improve your online safety
Online Safety

Total Defense Security Tip of the Day

08.18.25

Your Digital Armor: Why Antivirus Software is a must-have!

Hey everyone! In today's connected world, our computers are the hubs of our digital lives. We use them for everything from shopping and banking to connecting with friends and family. But as great as the internet is, it's also filled with threats like viruses and malware just waiting to cause trouble. This is why having antivirus software isn't just a good idea—it's absolutely essential!

Think of antivirus software as your computer's personal bodyguard. Its job is to constantly stand guard, ready to block or remove any malicious software programs that try to sneak onto your computer. These sneaky programs can do a lot of damage, from stealing your personal information to completely locking up your files. Viruses can even infect your computer without you knowing it, silently working in the background and waiting to strike.

How Antivirus Keeps You Safe:

Antivirus software is designed to be your first line of defense. Here’s a bit about what it does to protect you:

  • Stops Threats Before They Start: The main job of antivirus software is to prevent malicious programs from ever getting a foothold on your computer in the first place. When you download a file or visit a website, the software is there, scanning for threats and blocking anything suspicious.
  • Detects and Removes Malware: If a virus, a worm, or any other type of malicious code does manage to get on your computer, antivirus software is designed to detect it. Once it finds a threat, it works to either disarm the malicious code or remove it completely, preventing it from causing any further damage.
  • Protects from Unknown Threats: Most modern antivirus programs use a variety of techniques to spot not just known viruses, but also new or unknown threats by looking for suspicious behaviors.

The Secret to Staying Protected: Keep It Updated!

Installing antivirus software is a critical first step, but the real power of your protection comes from keeping it up-to-date. Cybercriminals are always creating new threats, and security vendors are constantly creating new signatures (think of them as fingerprints for malware) to combat them.

  • Automatic Updates Are Key: Many antivirus programs, including a quality one like Total Defense, can be set up to update automatically. This is a massive win for you! When this feature is enabled, your software always has the most current security signatures, ensuring you're protected from the latest threats without you having to lift a finger.
  • Why Outdated Software is a Risk: If your antivirus software isn't updated, it's like using an old map to navigate a brand-new city. It won't recognize the new dangers, leaving you vulnerable to threats that have emerged since your last update.

If you don't have an antivirus program installed on your computer yet, or if it's been a while since you've checked its status, now is the time to act! It's the most essential step you can take to keep your computer—and your personal information—safe from online threats.


The rise of QR Code Phishing (Quishing): How to stay safe in 2025

Remember when QR codes were a quirky novelty? We’d scan them to visit a website or get a discount at a store. Fast forward to today, and they’re everywhere! We scan them to view restaurant menus, pay for parking, board a flight, or even log in to our bank accounts. They’re incredibly convenient, but with […] Read More»

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Customer Service Team of the Year - Cyber Security Excellence 2022 Globee Award Gold Customer Service Department of the Year - 2022 Stevie Awards Bronze