Free antivirus evolved. Get Avast One
Avast One combines our award-winning free antivirus with advanced protection to help you safeguard your privacy, connect securely, speed up devices, and stay safe from cybercrime. And, yes, it’s still free.

2021 Editors choice

2021 Editors choice
Award-winning antivirus
Built-in VPN for more privacy
Hack alerts for online accounts
Speed up & clean up tools
Essential protection for your life today
A free all-in-one service combining antivirus, VPN, speed-up, and security tools to help you stay private and safe.
Device protection
Get peace of mind with award-winning antivirus that’s heavy on features, but won’t slow you down.
Online privacy
Protect your identity and personal information from cybercriminals, and stay as private as you want online.
Smooth performance
Make your PC and phone feel newer with faster processing and more storage space, plus get longer battery life.
Ensure your privacy, security, and performance with
Avast’s complete online protection
Live your best connected life with our comprehensive range of products. Safeguard your online privacy, secure all your devices against threats, and keep them running at peak performance.

Essential protection for your life today

A free all-in-one service combining antivirus, VPN, speed-up, and security tools to help you stay private and safe.

Avast SecureLine VPN
Choose a VPN for true online privacy

Block ISPs from tracking your activity, stop geo-restrictions from content providers, and ensure public Wi-Fi is safe with Avast’s Virtual Private Network (VPN).
Get privacy and performance tips, straight from the experts
Keeping people safe & secure around the world
Using real-time intelligence from over 435 million Avast users, we block more than 1.5 billion threats every month.

435Musers trust Avast
1.5Bthreats blocked every month
Follow these steps to complete your Avast antivirus 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.
Click this file to start installing Avast.
Click this file to start installing Avast