Free virus protection and optimization
A free and safe companion: Avast Free Antivirus
Free and comprehensive protection suite
Free and simple antivirus software from Microsoft
Avira Family Protection Suite
Efficient, powerful and free antivirus software with parental controls
Avira Internet Security Suite
Complete Antivirus Protection
Avira Antivirus Premium
A solid and easy-to-use antivirus package
Avira Free Security
A free anti-virus, anti-malware and anti-ransomware program