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|Avast Free Antivirus|
2. ZoneAlarm Free Antivirus + Firewall :-
One of the best free antivirus solution. It's firewall has been awarded as no. 1 firewall. It is the only antivirus solution which is giving free antivirus solution with such a great awarded firewall. The problem is just that in its free version its antivirus database is only updated daily (hourly updated are reserved for commercial version only). This daily update may lead to latest threats. But if you will update it regularly you will face negligible threats problems.
The program does provide plenty of functionality, though, with a capable, AV-Test-certified antivirus engine, an easy-to-use firewall and some browsing protection.
|ZoneAlarm Free Antivirus+ Firewall|
|Panda Cloud Antivirus Free|
|Bitdefender Antivirus Free Addition|
|AVG Free Antivirus|