More layers equal better security
In the unlikely event a threat slips past one security layer, others are waiting to catch it. And cloud-based artificial intelligence constantly updates it all against emerging threats. Click below to see how this adds up to the best-ever protection for you and your PC.
Fake site protection
We help you avoid dangerous websites
Steering clear of malicious websites is probably the best way to prevent infection. And all our PC security products help you do just that.
We stop threats before they reach your PC
Even legitimate websites can get hacked, so we scan every piece of data that travels to your computer. The scan is so insanely quick, you shouldn’t notice any slowdown when browsing.
Threats that get this far are scanned again on your PC
In the unlikely event that you ever manage to download malware, don’t worry. We won’t let it harm your PC.
We watch all apps for malicious behavior
On rare occasions, a persistent piece of malware may sneak through the usual antivirus defenses. Thankfully, Avast is just as persistent, and never stops watching for malicious behavior.
Any malware still around faces another hundreds of millions of layers of security.
The more users we have, the stronger we become. That’s because each of our hundreds of millions of users acts as a sensor to detect even the newest, never-before-seen forms of malware.
Avast Free Antivirus protects against ransomware
Our free antivirus now ensures that your documents, photos, and other important files are protected by advanced ransomware security.
Remote access shield
Premium stops remote access attacks
Avast Premium Security now prevents hackers from being able to remotely take control of your computer and compromise your security.