Download Avast! Free Antivirus 2016

We’re always striving khổng lồ offer our customers the very best in online security. That’s why we’ve developed a single solution lớn cover all of your online security needs, on all of your devices.

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For those that want deeper privacy protection

Tweet lớn your heart’s nội dung, cửa hàng, or ngân hàng safely and ‘like’ – well, anything you lượt thích. Internet Security’s intelligent threat-detection keeps your identity safe online, and now adds an extra layer of anti-ransomware protection for your most important files & photos.


NEWKeep hostage-takers off your files

Hackers demvà an average of $643 from ransomware victims. Internet Security now walls off your private files & photos so they can’t be encrypted và held hostage.


Avoid fake websites

Hackers can easily create a replica of your banking site to steal your logins và passwords. Internet Security encrypts your data so your information stays safe.


Spot scam emails

Today’s phishing emails are not as obvious as “you’ve sầu won the lottery.” Internet Security stops more than the usual strange text and sender.


Firewall your data

The data sitting on your PC is the key to lớn identity theft. Internet Security’s Firewall is the strong gatekeeper you need khổng lồ stop hackers from accessing it.

Take a look inside

Internet Security offers many layers of protection lớn keep you safe và your devices running smoothly. All of the advanced features below are included in your Internet Security software.



Keep hackers on the other side of the wall with this essential security feature that monitors & controls what goes in & out of your computer.


Dodge spam và other malicious content, so you can focus on the emails that truly matter.

Real Site

Protect yourself from hackers who attempt khổng lồ hijaông xã your DNS (Domain Name System) settings, redirect you to kém chất lượng sites and steal your banking details.

Wi-Fi Inspector

Automatically detect weaknesses in your trang chủ Wi-Fi & strangers piggybacking on your network.

Intelligent Antivirus

Detect and block viruses, malware, spyware, ransomware, & phishing. We use smart analytics khổng lồ stop threats before they affect you.


Automatically send suspicious files for analysis in the cloud, and push a cure to lớn all users if it"s a threat.

Behavior Shield

Spot & bloông chồng suspicious behavior patterns for zero-second protection against unknown threats & ransomware.

Smart Scan

Find all those cracks that allow malware khổng lồ slip in, from unsafe settings và passwords khổng lồ suspicious add-ons and out-of-date software.

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Ransomware Shield

Blochồng ransomware và other untrusted apps from changing, deleting, or encrypting your personal photos & files.


Test and play with suspicious files in a safe environment before you let them run on your computer, making sure they don’t wreak havoc on your PC.


Loông chồng all your accounts with one secure password. We’ll manage the rest of them for you, so you can log in quickly và securely.

Passive sầu Mode

Want to use another antivirus but still enjoy features? Put us in passive sầu mode: we"ll still be there when you need us.

NEWDo Not Disturb Mode

Whenever you’re gaming, watching movies, or presenting in fullscreen, we’ll keep distracting notifications at cất cánh. (Formerly called Game Mode)

Browser Cleanup

Rid your browser of toolbars, add-ons & other extensions that were installed without you noticing.

* Account

All your devices in one handy place. Manage your licenses, locate your di động devices, and stay super-organised the easy way.

Direct support

Having trouble with your You don’t have sầu to lớn tìm kiếm far và wide to get help. Just visit our online Support Center.

System requirements

We’re not demanding. All you need is a PC with Windows 10, 8.1, 8 or 7*, 1GB RAM2GB of hard disk space. And that’s it.

* Both the 32- & 64-bit versions, excluding Starter & RT editions.

Windows 10 compatible

Auto-renewal enabled

Auto-renewal means no lapse in protection – your license auto-renews before fully expiring, ensuring secure devices at all times.

Of course, if you prefer, you can opt out anytime và renew manually.

Protected with auto-renewal, your license will renew automatically at a renewal price. Before the time of renewal, you will be notified by tin nhắn about the price và offered further options. You can opt out either in the cart or anytime during the license validity.

(See cart & checkout for details.)