Avast Free Antivirus
2020 Top Rated product
Avast antivirus is the proud winner of the prestigious 2020 Top Rated product award
Enjoy cloud-light, award-winning free virus protection
Packed with the largest threat-detection network, machine-learning virus protection and home network security that won’t slow down your PC.
Easy to install,
effortless to use
What else is inside the latest version?
A beautifully intuitive interface, advanced application protection, a new passive mode for running multiple security products in parallel — and a little something for you gamers and movie buffs.
Scan your home network for threats, see who’s using it, and connect safely every single time.
Block pop-ups and other interruptions when gaming, watching movies, or presenting in fullscreen.
Stop ransomware attacks and ensure your personal files, photos, and documents can’t be held hostage.
This is no run-of-the-mill free antivirus
On top of our latest features, we cover essential intelligent threat-detection and real-time protection with such a light touch on your PC, you never even know it’s there.
Intelligent Antivirus
CyberCapture
Wi-Fi Inspector
Smart Scan
Layer upon layer of security
Avast Free Antivirus uses multiple layers of security to keep you safe from even the newest, never-before-seen threats.
Over 435 million users worldwide trust Avast
Here’s what users say about it:
Ryan R.
Eric S.
Daryl C.
FAQs
What is antivirus software?
Antivirus software is a type of software designed to detect, prevent, and remove dangerous software or malware from your computer — including viruses, trojans, ransomware, adware, spyware, and more. It starts by scanning a computer’s files, programs, and disks for any hidden malware or other sophisticated threats. If threats are detected, antivirus software can quarantine infected files to prevent them from taking over your whole device.
It’s essential to have antivirus software installed on your computer because it adds a layer of cybersecurity protection and strengthens your online privacy and security. Choosing the right antivirus software can help can prevent threats that could cause data loss, system corruption, financial loss, %tagStart2%identity theft%tagEnd2%, and privacy breaches.
Is there a 100% free antivirus?
Yes, there are various free antivirus software, although not all of them will provide you with full protection. Avast Free Antivirus is completely free and offers all the security you need.
How do I detect and remove viruses and other malware?
Avast’s free antivirus software detects and blocks all types of malware in real time to prevent them from infecting your computer. At the same time, it scans your PC to %tagStart2%remove viruses and other malware%tagEnd2% automatically before they can do real damage.
Is free virus protection enough protection?
The basic level of virus protection, like Windows Defender (Windows built-in security), may not offer the same comprehensive features, updates, and support as advanced antivirus software.
Technology is always changing which means cybercriminals can develop new tactics. Windows Defender can serve as basic protection for your computer but may not be enough to protect you from new emerging threats. It's important to consider a multi-layered approach to cybersecurity for optimal protection in the long run and you can start by trying out a free virus protection software, like Avast Free Antivirus.
What does antivirus software do?
Trusted by hundreds of millions of users around the world, Avast uses advanced machine learning techniques to protect against ransomware attacks and other emerging threats. Avast Free Antivirus software detects, blocks, and removes all types of malware: viruses, adware, spyware, Trojans, and more. You’ll also get security for your Wi-Fi network and real-time defense against %tagStart4%phishing attacks%tagEnd4%, unsafe websites, and other threats to your devices.
System requirements
Windows 10 and Windows 11 compatible
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