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Antivirus protection for Windows. Absolutely free. Bitdefender Antivirus Free for Windows provides basic protection against e-threats. Quick to install and easy to use. The only free antivirus you’ll ever need.
Bitdefender Antivirus Free for Windows is free to use and packs essential protection features every Windows computer needs.
Get award-winning antivirus protection for Windows
- PC Mag, March 22, 2022
Windows Rescue Environment
Online Threat Prevention
Network threat prevention
Outstanding Security Product
AV-Comparatives January 2022
Outstanding scores in independent lab tests and our web protection tests
PC Mag August 2021
Malicious software is designed to damage, destroy, or exploit devices, services or network infrastructure, leading to financial loss.
You're continuously exposed to phishing websites that can steal your credit card info when shopping online.
Exploits usually take advantage of a security flaw or vulnerability in an operating system, typically for malicious purposes, such as installing malware.
Scam websites are designed by hackers to steal your sensitive financial data.
When you write your personal information into a sign-up form that mimics a legitimate website, the data is in the wrong hands.
Cybercriminals use this form of malware that hides on your device and steals its computing resources to mine for valuable cryptocurrencies like Bitcoin, degrading device hardware.
Virus Scanning and Removal
Powerful scan engines ensure real-time detection and removal of all malware, from viruses, worms and Trojans, to ransomware, zero-day exploits, rootkits and spyware.
Real-time Threat Detection
Bitdefender Antivirus Free for Windows uses behavioral detection to closely monitor your active apps. When it detects anything suspicious, it takes instant action.
Bitdefender Antivirus Free for Windows provides prevention and protection capabilities.
Keeps your device safe from e-threats
Monitors apps behavior and instantly takes actions in event of suspicious activity
Identifies exploits that might compromise your system and blocks any apps that could use them to their advantage
Detects & blocks websites that masquerade as trustworthy so they can steal sensitive data such as passwords or login credentials.
Uncovers scam attempts when browsing and warns you to steer away from shady websites.
You can easily install the new Bitdefender Antivirus Free for Windows. Download and run the installation file, as the installation process will be seamless. Don’t worry, we will guide you through every step.
Bitdefender Antivirus Free for Windows uses the same Bitdefender technologies considered the best in the industry, as proven by the last decade of independent test scores.
Easy to install and use, Bitdefender Antivirus Free reacts instantly to cyber threats with no compromise to your computer’s performance.
Bitdefender Antivirus Free is a free antivirus software especially designed to protect your Windows PC. Quick to install and light on computer resources, it is good for gaming, image and video editing, and resource-intensive applications.
Windows 11 lets you run the antivirus program of your choosing, and Bitdefender Antivirus Free for Windows is the perfectly optimized option if you need a powerful antivirus software loaded only with the bare-bones protection features that every computer needs.
Bitdefender Antivirus Free for Windows is a free antivirus software especially designed to protect Windows computers.
Need protection on more operating systems? Bitdefender Total Security offers cross-platform protection that covers Windows PCs, Macs, smartphones and tablets running Android or iOS for up to 10 devices. Bitdefender Total Security also includes a basic VPN with up to 200 MB per day of encrypted traffic for your devices.
Need unlimited VPN traffic? Bitdefender Premium Security includes Bitdefender Total Security, Bitdefender Premium VPN for Unlimited Traffic & Premium Support.
No, Bitdefender Antivirus Free for Windows does not include the VPN service that comes with other Bitdefender products.
If you need a secure VPN, Bitdefender Total Security comes with a basic version of Bitdefender VPN that includes a generous amount of traffic (6 GB monthly), free of charge.
If you need unlimited traffic, add Bitdefender Premium VPN to your Bitdefender subscription.
Log in to your Bitdefender Central account, go to My Devices and start installing Bitdefender on your new device.
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Log in to your Bitdefender account at Bitdefender Central to find out more about your Bitdefender products (video tutorials included).
Helpful articles are also available in Bitdefender Support Center.
Your subscription may include product, service and/or protection updates and features that may be added, modified or removed subject to Bitdefender Subscription Agreement and Terms and Conditions for Home Users and Privacy Notice.