Avast 4.8!

[A TIN OF JAR]

Including Antivirus/Antispyware and Antirootkit!

http://www.filehippo.com/download_avast_antivirus/changelog/

[A TIN OF JAR]

Or an easy way to update if you already use avast is to just right click the avast icon in the notification area, select updating & then do a program update!