Maximize protection - Upgrade to Internet Security and save $40

Our free antivirus protects you against viruses and other malware. But... if you shop or bank online and want to protect your identity, or if you spend much time on social networks or engaged in "chat", we recommend upgrading to the maximum protection of Avast Internet Security.

 
Your current
Free Protection
Upgrade to
Internet SecurityNew Version
Secure personal data against viruses and spyware

The latest Avast antivirus engine with spyware blocker is essential protection to keep you away from millions of viruses and spyware. It regularly comes out on top when tested by independent laboratories.

Shop and bank with total privacy

Avast Internet Security provides the unique Avast SafeZone, which opens a new isolated/virtual desktop, so that other applications (even keyloggers) don't see what's happening. And it leaves no history once it's closed.

Don't get hijacked while surfing, downloading, or chatting

Now 99% of threats come from the web and legitimate websites (rather than email). Avast Internet Security protects your online experience by providing multiple layers of protection, such as Web Shield, Sandbox, and Firewall.

Stop spam and "phishing" scams

Avast Internet Security adds critical Antispam technology for removing junk, including scamming and phishing emails. And best yet - it silently updates when new threats emerge.

was $69.99 $29.99 / Year
30-day money back guarantee

Avast Internet Security just got better!

  • New version for a hassle-free 2013
  • Hybrid cloud technologies
  • All-new SafeZone, for shopping and banking
  • Instant protection, with streaming updates
Upgrade and save $40

Still not sure about an upgrade? Here are four simple reasons to decide on Avast Internet Security

1) Security

Avast Internet Security builds on our award-winning antivirus capabilities to give you the most sophisticated protection available to thwart attacks from viruses, hackers, spammers, scammers, and to protect you from identity theft.

2) Confidence

Avast Internet Security allows you to surf and shop online with ease-of-mind, knowing you are protected from the world of attackers that have you in their sights!

3) Simplicity

Gaining this critical protection has never been easier. Simply upgrade today and, within a few minutes, you’ll enjoy the best online protection available!

4) Price

How much is it worth to know you’re protected from the world’s worst online threats? With today’s discount for Avast Internet Security, it’s only 8 cents per day! Only 8 cents!

Compare products to find the best upgrade for you

Feature comparison Avast Free Antivirus
For ordinary Internet use
Avast Internet Security
For shopping and banking
Continuous protection against viruses and spyware Yes Yes
Ensures all mails sent and received are clean Yes Yes
Protects you from "chat" infections Yes Yes
Stops attacks from hijacked websites Yes Yes
Provides community-based website reputation rankings Yes Yes
Lets you safely browse suspicious websites or applications Yes
Enables a new (clean) desktop window, for total online privacy Yes
Blocks hacker attacks to prevent identity theft Yes
Keeps your mailbox spam-free Yes
Upgrade
Usage comparison
Sending emails Yes Yes
Chatting Yes Yes
Surfing popular websites Yes Yes
Surfing high-risk websites Yes
Shopping and banking online Yes
Storing or sending sensitive/financial data Yes
Upgrade
Technology comparison
Antivirus and anti-spyware engine Yes Yes
Real-time anti-rootkit protection Yes Yes
File System / Mail Shield Yes Yes
Web Shield Yes Yes
IM / P2P Shield Yes Yes
Network Shield Yes Yes
Behavior Shield Yes Yes
Script Shield Yes
Avast Sandbox Yes
Avast AutoSandbox Yes
Avast SafeZone Yes
Silent Firewall Yes
Antispam Yes
Upgrade

To run Avast Internet Security your PC must meet the following criteria.

Operating Systems Supported

  • Windows 7
  • Windows Vista (any Edition excl. Starter Edition)
  • Windows XP Service Pack 2 or higher

Minimum Hardware Requirements

  • Processor Pentium 3
  • 256 MB RAM
  • 370 MB of free hard disk space

Please note that Avast Internet Security runs only on PCs with Windows XP and newer. Older Windows operating systems (Windows 95/98/ME/NT/2000) are not supported.

Please also note that Avast will not run properly if you have other antivirus software on your PC.