Avira Free Antivirus is an award-winning product that provides comprehensive protection against all types of threats, secures your data, protects your privacy and ensures your PC remains virus-free.
Avira — the best free Antivirus
Avira’s industry-leading antivirus secures your data, protects your privacy and blocks all types of malware, including viruses, worms, Trojans and spyware.
Real-time cloud scanning
Our Protection Cloud is our early warning system, which analyzes unknown files in the cloud – anonymously – from millions of users, to protect you from zero-day threats as they emerge in real time.