Download Avira Free Antivirus for Windows 7

Our award-winning antivirus secures you against online threats.

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Avira Free Antivirus for Windows Full Scan Screenshot

Protect your PC against online threats

With the industry’s leading detection rates, Avira Free Antivirus protects you from viruses, worms, Trojans, ransomware, spyware, adware, and rootkits.

Avira Free Antivirus for Windows Update Screenshot

Top protection, performance, and usability on Windows 7

With a low system impact, near-perfect detection rates, and intuitive interface, Avira Free Antivirus delivers a smooth-running solution that doesn’t slow you down and always has your back.

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Compare Defender with Avira

Windows Defender offers essential protection against malware. Avira Free Antivirus delivers outstanding security with intelligent learning algorithms and award-winning detection technology. With Avira, you’re protected in real time against both known and unknown threats.

Avira Antivirus Windows Screenshot

Migrate smoothly towards Windows 10

If you’re thinking of upgrading from Windows 7 or 8 to Windows 10, you can do so with Avira Free Antivirus, which is fully compatible with and optimized for all 3 operating systems.

Enjoy a multi-award-winner

We have received top awards for our protection, performance, and repair capabilities.

Top product award for our protection, performance, and usability
Outstanding protection in real-world situations
Top award for our anti-ransomware protection technology
Top-rated antivirus protection for 2018

Compatible ALSO with WINDOWS 10 and 8