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HouseCall Detect and fix viruses, worms, spyware, and other malicious threats for free. Windows Mac. Download Now. Learn more. Check Now. Cleaner One Pro Visualize, manage and free up your storage space in just one click. Tools to check network security on your devices.

HouseCall Is your PC is infected? Home Network Security Scan your devices for security risks and protect your private data. Android iOS. Mobile Security Phishing schemes can lead to major security breaches if you're not careful. Antivirus One Ransomware is a major threat to digital life. Detailed information about the use of cookies on this website is available by clicking on more information.

Helps keep your devices secure Kaspersky Security Cloud — Free comes with top-rated security technologies — and auto-analyses real-time data on new threats — to help protect your PC, mobiles and tablets, including your iPad, from a range of dangers. Gives you free antivirus and more As a free antivirus scanner and cleaner, Kaspersky Security Cloud — Free software defends your PC and mobile devices, including your iPhone, against viruses, infected files, dangerous applications and suspicious sites.

Secures… Without slowing you down Our security is designed to protect your devices — without getting in your way. Load more. Laptop, smartphone or tablet? Secure all your devices with Avira. Discover Antivirus Pro for Mac and Windows. Install Avira Free Antivirus for Windows in 3 easy steps. Run the installer Double-click on the downloaded file. Confirm Click "Yes" on the dialog box to start your installation.

Follow the on-screen instructions This should take a few minutes only. System Requirements Your device is compatible. Free antivirus for Windows by Avira — Made in Germany.

Why is antivirus software for Windows PCs important? Why is Windows Defender not enough to protect your system? How to get complete protection for your Windows device?

How does Avira Free Security for Windows work? Avira Free Security: the best free antivirus for Windows Is Avira Free Security for Windows really free? Download the award-winning free antivirus for Windows Download for free Download for free. Important: Your current Windows version is outdated and no longer supported.

For your security, we recommend switching to Windows 10 before downloading Avira software. These labs have the resources to test thousands of real, active malware samples of all kinds viruses, worms, ransomware, zero-day exploits, Trojans , botnets , backdoors, and more and to perform the same tests on different antivirus software simultaneously to guarantee accurate comparisons. These labs are certified by independent auditors, and many work with universities to ensure state-of-the-art testing methodology.

Independent test labs charge the antivirus companies to participate in these tests. Major AV brands consider this a necessary expense in order to verify the efficacy of their product. So when a company has no recent test results to show, it might understandably arouse suspicion.

Well-known reviewers, such as Neil J. A good antivirus solution will not slow down your computer. The top free antivirus software is designed to minimize its impact on your system. Make sure to select a program with light system load so you can stay protected but still use your computer exactly as you normally would.

Protect your sensitive personal information and your Windows PC with a strong antivirus tool. Get the best free antivirus for Windows today for an impenetrable layer of defense against malware and other invasive digital threats.

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For settings and more information about cookies, view our Cookie Policy. Security Tips. AVG News. See all Security articles. IP Address. Social Media. Get Started with Total Protection Scan and block viruses, ransomware, malware, spyware and more.

Just 3 easy steps. Download free trial. Protect your computer and personal information from hackers and criminals. Monitor up to 10 email addresses and get expanded monitoring with auto-renewal turned on. Secure your firewall and block hackers from accessing your home network. Get technical assistance and peace of mind from our dedicated team and support knowledge-base.

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See offer details. Introductory Pricing for New Customers. Award-winning internet security Over million protected devices and counting.