Download Free Antivirus for Windows 2019

No. 1 Antivirus for protection, performance & usability

Avira Antivirus 2019 won AV-Test’s Top Product award

Take a no-compromise approach, like we did: Next-generation malware protection with a real-world detection score of 99.6%, performance that won’t slow your system down, plus stunning simplicity and ease of use. It also repairs damaged files! That’s Avira Antivirus Pro 2019, declared a winner by multiple independent testers.

Free or premium protection?

Your antivirus, your choice

Free Antivirus for Macfor Windows

Detects viruses, adware, spyware & more
Repairs compromised files
Doesn’t slow down your PC
Blocks infected & phishing sites^*
Blocks all known ransomware
Next-gen antivirus protection
Guarantees your privacy
Offers community support

Free download Free download Learn more about Free Antivirus 2019 >

Antivirus Pro for multiple devicesfor Windows

Detects viruses, adware, spyware & more
Repairs compromised files
Doesn’t slow down your PC
Blocks infected & phishing sites^*
Blocks all known ransomware
Protects you against evolving ransomware threats
Scans email attachments, downloads & USBs devices for malware
Offers priority scanning of your files in the cloud
Unlimited customer support
No ads
Next-gen antivirus protection
Guarantees your privacy
Offers phone & email support
Device control

$44.99

Unlock premium features 1 Device / Yearly Subscription
30-day money-back guarantee Learn more about Antivirus Pro 2019 >

^*Included with Avira Browser Safety, a free extension for Chrome, Firefox, and Opera

What’s inside? All the essentials.

Avira Free Antivirus

Stay safe, always

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Our award-winning antivirus prevents online threats (ransomware, viruses, banking Trojans, etc.) from harming you. Learn more >

Avira Phantom VPN

See more of the web

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Our virtual private network (VPN) lets you securely and anonymously surf the web, and bypass any geo-restrictions or censored websites. Learn more >

Avira Browser Safety

Surf with confidence

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Our discreet browser extension prevents companies from tracking what you do online. It also blocks malicious websites and phishing attacks. Learn more >

Avira Safe Shopping

You can only save, if you shop safe.

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Avira Safe Shopping finds the best deals for you, while filtering out the unsafe ones. Learn more >

Avira SafeSearch Plus

Search faster & smarter

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Our browser extension highlights infected sites in – and gives you faster access to – your search results. Learn more >

Avira Password Manager

Forget remembering passwords

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Get unique, unhackable passwords for all your accounts, securely stored for you, and accessible with one master password. Learn more >

Avira Free System Speedup

Rediscover your lost speed

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Our all-in-one tune-up tool shows you your disk, performance, and privacy scores, and then improves them across the board with one click. Learn more >

Avira Software Updater

Stay up to date

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Keeping your software up to date is essential in protecting your data against security exploits. Avira Software Updater helps you do that easily. Learn more >

Avira Privacy Pal

Keep your activities private

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Our personal assistant solves over 200 privacy issues in just 1 click, blocks web tracking, and safeguards the privacy of your browsing history and online activities. Learn more >

Avira Home Guard

Secure your home

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Many devices are vulnerable to external access and control, which puts your privacy at risk. Home Guard helps keep you safe by identifying ways hackers can hijack your smart devices. Learn more >

Avira protected Opera browser

Safe, fast, and private browsing

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The Avira protected Opera browser offers powerful security and powerful tools built-in: Password Manager generates, remembers, and encrypts your passwords, while Browser Safety blocks infected sites, browser trackers, and annoying ads.

Full features and system requirements

Antivirus Scanner

Award-winning protection from malware (viruses, Trojans, worms, etc.)

Browser Tracking Blocker*

Quietly prevents companies from monitoring what you do online.

Protection Cloud Technology

Scans unknown files in real time for malware and exploits.

Safe Browsing*

Blocks harmful websites before they load.

PUA Shield

Identifies potentially unwanted applications hidden within legitimate software.

AdGuard*

Blocks annoying ads and pop-ups while you surf

*Available with Avira Browser Safety, a free browser extension for Chrome, Firefox, and Opera

System Requirements

You really don’t need much! Here are the essentials:

A PC running Windows 7 or higher (with Service Pack 1 and the latest updates)
2 GB of RAM, over 2 GB of hard disk space, and an internet connection

For the tech savvy, we’ve prepared a full rundown of the specifications.

See full details >

Operating Systems:

Microsoft Windows 7 Service Pack 1 or higher with the newest updates, hotfixes, and service packs installed

RAM:

2 GB of RAM or more

Disk space:

Minimum 2 GB of free disk space (additional space for temporary and quarantine files needed)

CPU Type:

Intel Pentium 4 / AMD Athlon 64 Processor or faster (with support for the SSE2 instructions set)

Browser:

Internet Explorer 8 or newer

Additional requirements:

To install, you’ll need administrator rights, an internet connection, and a web browser. For automatic antivirus updates and optimal malware detection, you’ll need an internet connection.

Want even more security and privacy?

Explore other free newly released or enhanced solutions

Download Avira Free Antivirus 2019

No. 1 Antivirus for protection, performance & usability

"Spectacular!"

Next-gen antivirus:
Protecting tomorrow, today

Enjoy multiple award-winning Antivirus protection

Real-time cloud scanning

Free or premium protection?

Free Antivirus for Macfor Windows

Antivirus Pro for multiple devicesfor Windows

What’s inside? All the essentials.