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Switch to Avast —
cybersecurity you can truly trust

Leaving Kaspersky? Switching over to Avast is easy. We have over 30 years of experience building cybersecurity products that protect people’s digital lives. Today, we serve more than 435 million users across the world.

2021
Editors’ choice
2021
Editor’s choice
2021
Outstanding Security Product
Award-winning threat detection
Easy to install and use
NOT CLASSED AS A SECURITY RISK
Protects your privacy

Why you can trust Avast to keep you secure

Avast believes everyone has the right to be safe online. For over 30 years we've fought for digital freedom. We build products that help people protect their identity, guard their data, and stay safe from online threats.
Award-winning threat detection
Our antivirus protects you in real time against even the newest threats.
Switching to Avast is easy
Simple to install and use — it’s got everything you need to protect you.
Not classed as a security risk
Our products have not been declared a threat by any government.
More than just antivirus
Includes VPN, data breach monitoring, device clean-up tools, and more.

Get the online privacy you need and expect

Privacy is more important now than ever. That's why Avast offers a range of advanced privacy tools that put you in control, and let you live your digital life with full confidence.
Browse, shop, and bank privately and securely.
Connect safely to any Wi-Fi, even public networks.
Hide your IP address and online activities from prying eyes.
Block webcam hackers and snoops.
Monitor your online accounts for hacks or leaks.

Choose the right plan for you

30-day money-back guarantee

Avast One Essential

free for every device

Essential protection for your life today

Block viruses and malware with an advanced antivirus.
Keep intruders out with a firewall.
Get extra privacy when you browse, bank, or shop.
Block malicious attachments with email security
Take control of your online safety with personalized tips
Improve your privacy on popular sites and apps.
Secure your Wi-Fi connections with VPN.
Find compromised passwords.
Clean up your PC.

Avast One Individual

1 account | 5 devices

Proactive all-round protection for more convenience and peace of mind

Block viruses and malware with an advanced antivirus.
Keep intruders out with a firewall.
Get extra privacy when you browse, bank, or shop.
Block malicious attachments with email security
Avoid phishing scam messages on your phone
Take control of your online safety with personalized tips
Make yourself untrackable by online advertisers.
Go truly incognito online by easily enabling top privacy tools.
Enjoy unlimited VPN access for streaming and more.
Find compromised passwords and get automatic alerts about data breaches.
Clean up, speed up, and update your devices.
Access your streaming subscriptions from any country.
Protect passwords saved in your browser.
Stay safer on public Wi-Fi networks.
Avoid being tracked by advertisers.

Avast One Family

6 accounts | 30 devices

Proactive all-round protection for more convenience and peace of mind

Block viruses and malware with an advanced antivirus.
Keep intruders out with a firewall.
Get extra privacy when you browse, bank, or shop.
Block malicious attachments with email security
Avoid phishing scam messages on your phone
Take control of your online safety with personalized tips
Make yourself untrackable by online advertisers.
Go truly incognito online by easily enabling top privacy tools.
Enjoy unlimited VPN access for streaming and more.
Find compromised passwords and get automatic alerts about data breaches.
Clean up, speed up, and update your devices.
Access your streaming subscriptions from any country.
Protect passwords saved in your browser.
Stay safer on public Wi-Fi networks.
Avoid being tracked by advertisers.
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Because your privacy and security isn’t one-size-fits-all

Stay safe and private online, wherever you are and whatever you’re doing, with Avast One.
Device Protection

Turn your PC and phone into fortresses

Get peace of mind with an award-winning antivirus on your side that’s heavy on features, but won’t slow you down.

Find out more
Protection on every device
Always-on security that’s built on Avast Free Antivirus (awarded PCMag Editors’ Choice for 2021) and trusted by hundreds of millions of users.
Don’t lose sleep over ransomware attacks
Rest assured that your personal information is safe and secure with Ransomware and Sensitive Data Shields.
Avoid dangerous & scam websites
Block fake and dangerous sites that trick you into giving out personal information with Web Hijack Guard.
Take control of your online safety
Get regular feedback on your digital habits and personalized tips to improve internet and device security in your Online Safety Score.
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Online Privacy

There’s only one you — let’s keep it that way

Protect your identity and personal information from cybercriminals, and stay as private as you want online.

Find out more
Make yourself untrackable by advertisers
Stop data collection companies from tracking your online behavior with Tracking Prevention.
Go truly incognito online
Easily turn on all our most powerful tools at once when you need total privacy online with Private Mode.
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Smooth performance

Get your devices into the shape of their lives

Make your PC and phone feel newer with faster processing and more storage space, plus get longer battery life.

Find out more
Clean up your devices
Find the files you don’t need and free up space for what really matters with Disc Cleaner.
Speed up your PC
Get the most out of your PC’s processing power by choosing which apps can run in the background with PC Cleanup.
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We built Avast One to keep you safe online

As one of the largest cybersecurity companies in the world, Avast stops over 1.5 billion cyberattacks each month. We created Avast One by blending artificial intelligence and human expertise, so that our users can live a secure and protected digital life.

Avast One — comprehensive protection for more convenience and peace of mind
Block viruses and malware with an advanced antivirus.
Enjoy unlimited VPN access for streaming and more.
Get an alert if any of your passwords are leaked and secure your accounts.
Clean up, speed up, and update your devices.
Essential
1 device

Over 435 million users worldwide trust Avast

The UI for your software - amazing. Great work over the years. Can't say enough good things!

Ryan R.

Thank you, Avast, for the excellent work you do. I run your antivirus software on both my Mac OS X and my Windows machines. You have the best products on the market, period.

Eric S.

I’ve been using Avast for over a year and have found it one of the best free software protection devices on the market.

Daryl C.

FAQ

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Follow these steps to complete your Avast installation:

Initiating download...
Note: If your download did not start automatically, please click here.
1
Run the Avast installer
Run the Avast installer
Run the Avast installer
Run the Avast installer
Run the Avast installer
Save the Avast file
Save the Avast file
Save the Avast file
Save the Avast file
Save the Avast file
Open the Avast file to install
Open the Avast file to install
Open the Avast file to install
Open the Avast file to install
Open the Avast file to install
Run the Avast installer
Run the Avast installer
Run the Avast installer
Run the Avast installer
Run the Avast installer
Click the downloaded file on the bottom-left corner of your browser.
Click the downloaded file on the bottom-left corner of your browser.
Click the downloaded file on the bottom-left corner of your browser.
Click the downloaded file on the bottom-left corner of your browser.
Click the downloaded file on the bottom-left corner of your browser.
Click Save File when prompted. Go to Downloads on the top-right corner to open the setup file.
Choose Save File when prompted, then click OK.
Click Save File when prompted. Go to Downloads on the top-right corner to open the setup file.
Click Save File when prompted. Go to Downloads on the top-right corner to open the setup file.
Choose Save File when prompted, then click OK.
Go to Downloads on the top-right corner and click on the downloaded file.
Go to Downloads on the top-right corner and click on the downloaded file.
Go to Downloads on the top-right corner and click on the downloaded file.
Go to Downloads on the top-right corner and click on the downloaded file.
Go to Downloads on the top-right corner and click on the downloaded file.
Go to your Downloads folder and click on the downloaded file.
Go to your Downloads folder and double-click on the downloaded file.
Go to your Downloads folder and click on the downloaded file.
Go to your Downloads folder and click on the downloaded file.
Go to your Downloads folder and double-click on the downloaded file.
2
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Open the Avast file to install
Confirm the installation
Confirm the installation
Open the Avast file to install
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Confirm the installation
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Allow on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Allow on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Go to Downloads on the top-right corner to open the setup file and approve the installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Go to Downloads on the top-right corner to open the setup file and approve the installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Allow on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Allow on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Allow on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Yes on the system dialog window to approve the start of your Avast installation.
Click Allow on the system dialog window to approve the start of your Avast installation.
3
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Follow setup instructions
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Click the button in the installer window to begin installation.
Need Help? Please call 855-745-3255
Click this file to start installing Avast.
Click this file to start installing Avast