Avast Antivirus has your back.
Along with 230 million others

Be prepared for whatever comes your way with the most trusted security in the world. Available for everyone, for free.

Free download

Better protection

With more than 230 million sensors, we see new threats first, and respond fast – to everyone in our network. And we don’t give your details to anyone (be that the NSA, the CIA, or the government).

Lighter than ever

The days when an antivirus took over your PC are long gone. Avast Antivirus is lighter and faster than ever, so you won’t even know that it’s there.

Antivirus with the lowest impact on PC performance

Home network pioneers

True protection goes beyond your PC. That’s why we were the first to offer Home Network Security, and continue to add more innovations to keep your wireless devices safe.

Find Out More Here

Protect your passwords too

With so many passwords to remember, it’s tempting to reuse them or store them on your browser. New Avast Passwords is just as easy, and far, far safer.

Bad password. Bad password. Medium password. Strong password. Crazy levels awesome. Crazy levels awesome.

Try a password. Don’t worry, it won’t be visible to anyone – us included. Really? It would take less than one second to crack your password. Please try again. Really? It would take 286 to crack your password. Please try again. Not bad at all. It would take 286 to crack your password. Now we’re talking. It would take 286 to crack your password. Wow! Even our guys at Avast Passwords would be proud. It would take 286 to crack your password. Wow! We'll be living on Mars by the time anyone cracks your password.

Explore Avast Passwords

Get so much more for free

Avast 2016 comes with more features than any other antivirus around. And we don’t just mean Passwords.

Antivirus and anti-malware

Protect yourself against threats that don’t even exist yet.


Keep all of your accounts protected, with just one unbreakable password.

Home Network Security

Stop hackers getting hold of your home network – and anything on it.

Browser Cleanup

Who needs unwanted toolbars and extensions slowing down their PC?

Remote Assistance

Help your friends wherever you are, by connecting to their computer.

Smart Scan

Give your PC the ultimate all-in-one scan, all in one go.

Three levels of protection

Avast Free Antivirus Avast Pro Antivirus Avast Internet Security Avast Premier
Free Antivirus Essential
Pro Antivirus Expert
Internet Security Advanced
Premier Complete
FREE DOWNLOAD Download Download Download
Stop anything nasty Detect viruses, malware and more, plus strengthen your home network. yes yes yes yes
NEWForget your passwords Almost. Log in anywhere with just one. We’ll make it unbreakable. yes yes yes yes
Reclaim your browser Get rid of unwanted extensions and hackers making money off your searches. yes yes yes yes
Spot fakes Make sure the banking site you’re visiting is the one you think it is.   yes yes yes
Shop till you drop Not till someone steals your details.   yes yes yes
Shield your privacy Stop anyone and everyone from getting to your computer.     yes yes
Avoid spam at all costs Keep your inbox clean, lean, and organized.     yes yes
Beat hackers – automatically Update your software without even thinking about it.       yes
Shred before you sell Or lend or repair. Deleting doesn’t get rid of files for good.       yes
  FREE DOWNLOAD Download Download Download

The world’s number one security

people protected worldwide

230 M

The most downloaded software

The best-selling security software

Antivirus with the lowest impact on PC performance

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