Comparison with ! Pro Antivirus 6.0

What’s new in avast! pro antivirus Product name avast! Pro Norton McAfee Antivirus Kaspersky Eset NOD32 Antivirus 6.0 AntiVirus 2011 Plus 2011 Antivirus 2011 Antivirus version 6.0?

Number of program languages 35 27 31 17 30 new avast! SafeZoneTM Size of the installation package 70 MB 126 MB 130 MB 98,9 MB 47,7 MB Opens a new (clean) virtual desktop so that other applications don’t see what’s happening – Program size after installation 282 MB 1 276 MB 189 MB 403 MB 181 MB perfect for banking or secure ordering/shopping – and leaves no traces once it’s closed. On-Demand Scanning Test, AV Comparatives.org - Aug 2010 improved avast! SandboxTM Detection 99.3% 2 98.7% 99.4% 98.3% 98.6% Provides an extra layer of security for you to Scanning speed [MB/s) 17.2 13.3 12.3 9.8 9.6 run your PC and its applications in a virtual Number of False Positives few few many many few environment.

new avast! AutoSandboxTM (virtualization) GENERAL FEATURES 3 Prompts users to run suspicious items in the virtual Sandbox environment. Antivirus and anti-spyware engine Signature-/Heuristic-based a a a a a TM Behavior-based a a a a a new avast! WebRep Provides website reliability and reputation Real-time anti-rootkit protection Signature-based before deployment a a a a a ratings according to community-provided On-demand detection a a a a a feedback. On-access detection r r r r a improved antivirus and anti-spyware engine ADVANCED SECURITY Innovative scanning engine protects against Browsing security Protection from accessing infected sites a a a a a viruses, spyware, and other malicious agents. Search results warnings a a a r r improved boot-time scanner Website reputation warnings a r r r r Scans your computer for infections before the OS can start to activate any viruses Virtualization Running possible infections in the isolated virtual enviroment a r r a r beneath it (now applies to Windows 7 and Boot-time scanner a r r r r Windows Vista). Increases scanning speed by avoiding scanning of clean files between updates a a a a a improved Behavior Shield Speed increase [Virus Bulletin On-Access Speed; Dec 2010] 91% Not Tested 48% 69% 1% Stops ‘zero-day’ threats and unknown Antiphishing r r a r a malware before virus definitions have been obtained. Wake-up scan scheduling a a a a a Reversed sandbox (avast! SafeZoneTD ) a r r r r Free phone support a a r a a

Note: 1 Includes the complete virtualization module. 2 AVAST Software submits its Free Antivirus for the comparative tests even against paid-for security suites. The results listed are for avast! Free Antivirus version 5.0, which did not have some added new features and improvements available in 6.0. Data sourced from vendors‘ websites. 3 Data sourced from vendors‘ websites.

Comparison with avast! Pro Antivirus www.avast.com 1 We at AVAST Software believe that even free antivirus security should give the best possible protection to its users. To endorse this vision, we only submit avast! Free Antivirus version for comparative tests and certification institutions like AV-Comparatives, Virus Bulletin, Checkmark, and others. As documented by independent test results, avast! Free Antivirus (even without the extra features offered in avast! Pro Antivirus) achieves the best combination of providing reliable protection with minimum false positives and fastest scan speeds – for the lowest impact on system performance.

AV-Comparatives: On-Demand scanning speed [MB/s], Aug 2010 AV-Comparatives: On-Demand Detection, Aug 2010 AV-Comparatives: Number of False Positives, Aug 2010 Source: www.av-comparatives.org

0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 0 20 40 60 80 100 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% avast! G Data AntiVirus AntiF-SecureVir Premium Avira Avira AntiVir Premium F-Secure InternetMicrosoft Security Panda Trustport Antivirus BitDefenderBitDefender Business Client Symantec McAfee AntiVirus Plus AVG InterneteScan Security AVG avast! Free Antivirus Kaspersky InternetEset Security PC Tools Anti-Virus Pro Endpoint Security McAfee eScan Anti-Virus avast! avast! Free Antivirus BitDefender F-Secure Anti-Virus Symantec Security Essentials F-Secure Panda Antivirus Pro Avira Kaspersky Antivirus K7 Symantec Norton Anti-Virus Sophos ESET Nod32 Antivirus Kingsoft ESET Nod32 Antivirus G Data Sophos AVG Anti-Virus PC Tools InternetAVG Security G Data Kaspersky Anti-Virus McAfee VirusScanTrustport Enterprise Kaspersky PC Tool Spyware Doctor with Antivirus Quick HealTrend Total Micro Security PC Tools Microsoft Security Essentials CA Internet SecurityMcAfee Suite Plus Eset Sophos Anti-Virus K7 KingsoftTotal Security Trustport K7 TotalSecurity NormanKaspersky Security Suite eScan Norman Antivirus & Anti-Spyware Comodo Internet K7Security Microsoft Trend Micro AntiVirus plus AntiSpyware ComodoNorman Anti Virus Norman Kingsoft AntiVirus Pro Kingsoft Internet SecurityPanda Advanced

NEW avast! SafeZoneTM The power of our free-user base

avast! SafeZone™ is a new private, secure, and isolated desktop The most reliable approach to stopping viruses is to know their signatures. The challenge, recommended for sensitive online operations – shopping, banking, and then, is finding the signatures for viruses before they are ‘known’. Our huge global base of providing personal information. Immune to keyloggers, screen captures, free users helps us to achieve this via their participation in the avast! CommunityIQ™ early and other malware. One-click deletion of your activity log (browsing warning system. With CommunityIQ™ technology, new or unknown viruses get identified history, passwords, etc.) in the SafeZone™. by the avast! Behavior Shield and samples get sent to the avast! Virus Lab for analysis. If proven a virus, its signature then automatically uploads to all avast! users. Every day, our

NEW avast! WebRepTM free users identify over 10,000 new unique viruses via avast! CommunityIQ™.

avast! WebRep™ is an industry first, providing 20000 users of avast! 6.0 with a community-sourced 18000 guide to the safety/content of millions of sites 16000 by combining web-reputation ratings with 14000 . avast! users will know – 12000 before following a link – what to expect in terms 10000 of product or service quality, customer service 8000 levels, or website safety and reliability. The 6000 browser extension interfaces with search engine results, showing ratings for each site. Websites 4000 that allow any of their pages to be infected will have lower credibility. Users will know which 2000 0 places are risky, so they can proactively avoid them. Jan 1, Feb 1, Mar 1, Apr 1, May 1, Jun 1, Jul 1, Aug 1, Sep 1, Oct 1, Nov 1, Dec 1, Jan 1, Feb 1, 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2010 2011 2011

Comparison with avast! Pro Antivirus www.avast.com 2