Avant has released Avast Free Antivirus 7 which is a stable version including download of Pro Antivirus 7 and Internet Security 7 available at the official site.Beta test version of Avant Free Antvirus 7 was released few weeks back.
This new version of Avast has new features which includes Cloud Based Reputation Scanning, Streaming Updates,Remote Assistant and more.
Avast 7 Antivirus complete changelog
Reputation scanning via FileRep (cloud-based)
Sandbox & Autosandbox improvements
Browser protection improvements (including antiphishing)
Runs on Win8 Developer Preview
Many other security and stability related fixes
To install Avast 7 Final Version you require to have Processor Pentium 3,128 MB RAM and 200 MB of free hard disk space.
Size of the software is 71.4 MB.Supports Windows 2K,Windows XP/7/2008 and Vista.
You can download Avast 7 Final from the official website or alternatively from the download links given below for Avast Free Antivirus 7, Avast Pro Antivirus 7 and Avast Internet Security 7.