The new version of Avast antivirus 5 is designed to have a low memory consumption, Heuristic detection (proactive detection, available since version 4.8) and added detection of potentially unwanted programs (PUPS).
Key features of this new version: Antivirus and anti-spyware engine, avast! Intelligent Scanner, Silent/Gaming Mode, Behavior Shield, Real time anti-rootkit protection, Smart virus updates, avast! iTrack, etc.
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