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Our award-winning antivirus secures you against online threats.

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

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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.

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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.

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