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Ultimate Internet Security
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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.

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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.

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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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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

06.07.25

Hot phone, cool fix: how to keep your Android from overheating

Ever felt your Android phone get surprisingly warm, almost hot to the touch? It's not just uncomfortable; phone overheating is a real issue that can seriously mess with your device's performance and even shorten its lifespan. Just like your body, your phone needs to stay cool to function properly.

Think of your phone as a miniature computer. When it's working too hard, or multiple things are running at once, it generates heat. If that heat builds up too much, your phone might slow down, crash, or even get damaged internally. Nobody wants a fried phone! The good news is, you can take some simple steps to prevent your Android from turning into a tiny hot potato.

Why Does Your Phone Get Hot? (And Why It Matters!)

Several things can cause your phone to heat up:

  • Intensive Tasks: Gaming, video streaming, GPS navigation, and video calls all make your phone work harder, generating more heat.
  • Too Many Apps Running: Having lots of apps open in the background, even if they're minimized, can keep your phone's processor busy.
  • Connectivity Overload: Keeping Wi-Fi, Bluetooth, and cellular data all active when you don't need them can contribute to heat.
  • High Screen Brightness: A super bright screen uses more power, which generates more heat.
  • Direct Sunlight/Poor Ventilation: Leaving your phone in direct sunlight or under a pillow can trap heat.

Overheating can lead to:

  • Slow performance and lag.
  • App crashes.
  • Battery damage (reducing its overall life).
  • Even permanent hardware damage in extreme cases.

Chill Out Your Android: Simple Steps to Prevent Overheating

Ready to give your phone a much-needed cool-down? Here’s what you can do:

Turn Off Unused Connections:

  • Wi-Fi: If you're out and about and not connected to a Wi-Fi network, turn off your Wi-Fi. It's constantly scanning for networks, which uses power.
  • Bluetooth: Not using your wireless headphones or smart speaker? Turn off Bluetooth. Like Wi-Fi, it constantly searches for devices.
  • How to do it: Swipe down from the top of your screen to open the Quick Settings panel, then tap the Wi-Fi and Bluetooth icons to toggle them off.

Dim That Screen:

  • A brighter screen sucks up more battery and generates more heat. Turn down your screen brightness to a comfortable level, especially if you're indoors.
  • How to do it: Swipe down from the top of your screen, and you'll usually see a brightness slider in the Quick Settings panel.

Close Background Apps:

  • Apps running in the background, even if you're not actively using them, can still consume resources and generate heat. Regularly close apps you're done with.
  • How to do it: Tap the recent apps button (often a square or three vertical lines at the bottom of your screen), then swipe apps away to close them.
  • For Stubborn Apps: Sometimes, an app might be a real background hog. To forcibly stop it:
    1. Go to your phone's Settings (the gear icon ⚙️).
    2. Find "Apps & notifications" or simply "Apps" (the exact wording might vary).
    3. Tap "App info" or "See all apps" to get a full list.
    4. Select the app you want to stop.
    5. Tap "Force Stop" (you might get a warning; confirm if you're sure).
  • By being mindful of these simple settings and habits, you can keep your Android phone running smoothly, prevent it from getting too hot, and potentially extend its life. A cool phone is a happy phone!


Cybersecurity for remote workers: best practices to secure your home office

More and more of us are experiencing the work-from-home life, trading the commute for comfy pants and kitchen coffee. It’s got its perks, right? But your home office isn’t the same secure environment as the company headquarters. Suddenly, you’re the IT department, and the security of your devices, network, and sensitive work data rests squarely […] Read More»

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