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Bitdefender

Antivirus Free for Windows

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.

FREE DOWNLOAD

Free download available for macOS and Android

  • Free antivirus protection for your PC against the latest e-threats
  • Web protection when browsing to avoid phishing and fraud attempts
  • Customizable scans for improved computer security

Here is 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.

  • Downloads and installs in seconds
  • Intuitive User Interface
  • Good for gaming, offers a great gameplay experience
  • Powerful antivirus protection for free
Bitdefender Antivirus Free Edition

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Get award-winning antivirus protection for Windows

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Bitdefender Antivirus Plus
1 account / billed annually

 

for the first year

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Get Protection

Plus applicable sales tax..
See Terms of Use.

Save  

Bitdefender Antivirus Plus
1 account / billed annually

 

for the first year

Save  

Plus applicable sales tax..
See Terms of Use.

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Compare Bitdefender Products

Bitdefender Free Edition

Bitdefender

Antivirus Free Edition

Bitdefender

Antivirus Plus

PcMag
rating

4.0 Excellent

- PC Mag, March 22, 2022

1 device

Free Download
Bitdefender Antivirus Plus

Bitdefender

Antivirus Plus

Bitdefender

Free Edition

PcMag
rating

5.0 Exemplary

- PC Mag, November 4, 2021

1 device

for the first year

Get Protection

1 device

for the first year

Plus applicable sales tax.

See Terms of Use below.

Antivirus

OnAccess Scan

OnDemand Scan

Windows Rescue Environment

Online Threat Prevention

Web protection

Network threat prevention

Ransomware Remediation

Vulnerability Assessment

Vulnerability Scan

Wifi Security

Safepay

AntiTracker

VPN

Profiles

File shredder

AV-Comparatives
Outstanding Security Product

AV-Comparatives January 2022

PC Mag
Outstanding scores in independent lab tests and our web protection tests

PC Mag August 2021

What are the risks for a Windows PC?

Latest Threats

Malicious software is designed to damage, destroy, or exploit devices, services or network infrastructure, leading to financial loss.

Phishing

You're continuously exposed to phishing websites that can steal your credit card info when shopping online.

Exploits

Exploits usually take advantage of a security flaw or vulnerability in an operating system, typically for malicious purposes, such as installing malware.

Online Scams & Frauds

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.

Cryptojacking

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.

Bitdefender Antivirus Free Edition

Bitdefender Antivirus Free for Windows. Basic protection against e-threats.

  • 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.

Here’s how Bitdefender keeps your computer safe

Bitdefender Antivirus Free for Windows provides prevention and protection capabilities.

Antivirus Protection

Keeps your device safe from e-threats

Behavioral App Detection

Monitors apps behavior and instantly takes actions in event of suspicious activity

Exploit Detection

Identifies exploits that might compromise your system and blocks any apps that could use them to their advantage

Data Protection

Detects & blocks websites that masquerade as trustworthy so they can steal sensitive data such as passwords or login credentials.

Fraud Prevention

Uncovers scam attempts when browsing and warns you to steer away from shady websites.

System requirements

User guide

Frequently asked questions

How do I switch from the previous free product to the new Bitdefender Antivirus Free for Windows?

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.

How does Bitdefender Antivirus Free for Windows protect me against viruses and cyber threats?

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.

What type of devices and operating systems does Bitdefender Antivirus Free cover?

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.

Why do I need Bitdefender Antivirus Free Edition on Windows 11?

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.

How does Bitdefender Antivirus Free for Windows compare to other Bitdefender security products?

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.

Do I get a VPN with my Bitdefender Antivirus Free download?

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.

I changed my computer. How do I reinstall Bitdefender Antivirus Free for Windows?

Log in to your Bitdefender Central account, go to My Devices and start installing Bitdefender on your new device.

Didn't find what you were looking for?

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.

Bitdefender Central

Security everywhere you go

  • Activate Bitdefender protection on your devices
  • Manage from your browser on iOS or Android phone
  • Scan your network from Bitdefender Central mobile app
  • Get security updates 24/7
  • Get direct access to our support team
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All you need to know about
Bitdefender Central.

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Terms of use

Auto renewal terms

  • Your subscription automatically begins at the purchase date;
  • By subscribing, you are purchasing a recurring subscription which will automatically renew;
  • The Bitdefender Auto Renewal Plan is designed to save you time, effort, and minimize your vulnerability risk by extending your subscription automatically before you run out of protection.
  • The Bitdefender Subscription Plan is designed to save you time, effort, and minimize your vulnerability risk by extending your subscription automatically before you run out of protection.

Here is what the Bitdefender Auto Renewal Plan means for you Here is what the Bitdefender Subscription Plan means for you

  • Continuous protection so that you never have to worry about your subscription running out before you renew manually;
  • Free upgrades whenever a new version of Bitdefender comes out;
  • Peace of mind that your devices are always protected;
  • Save time while we are taking care of the automatic renewal process;
  • Opt out at any time so that you are always in control of your renewal options;
  • 24/7 security all-subscription long without interruption;
  • The price offered is valid for the first year of subscription. After that, your subscription will be billed at the applicable renewal price which may be higher than the initial purchase price;
  • If a discount is presented, it describes the difference between the first term and renewal term subscription prices (e.g., first year price vs. each year thereafter). The prices are subject to change, but Bitdefender will send a prior notification by email, before the automatic renewal takes place. You will receive an email notification before you will be billed, along with information regarding pricing and the extension of your subscription duration.

Affirmative consent

  • Your subscription automatically begins at the purchase date;
  • By subscribing, you are purchasing a recurring subscription which will automatically renew.

How to cancel + email address cancelation support

  • You may cancel your automatically subscription from Bitdefender Central or by contacting Customer Support at: [email protected];
  • You may obtain a refund by contacting [email protected] within 30 days of your initial purchase or of the automatic renewal date.

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.