Avira Antivirus
2018 Edition

Download Avira Free Antivirus 2018

Award-winning protection for Windows

Free download

Our new design:
Being smart never looked so good

Simple. Intuitive. Attractive. Our new design helps you wield the power of next-gen technologies with the push of a button.

Avira Antivirus Free Screen
Avira Antivirus Android Free

Next-gen antivirus:
Protecting tomorrow, today

Powered by a combination of artificial intelligence, cloud technologies, and our endpoint antivirus scanner, we protect your private data against all types of malware including ransomware, Trojans, and spyware.

Decades of experience, hundreds of awards, millions of satisfied customers

  • Best security product of the year. You’ll love it.
  • Best overall speed. We don’t slow you down.
  • Best repair capabilities. We’ll fix your corrupt files.
  • Top product award. We’re proud of it.
  • Outstanding file detection. We’re known for it.
  • Top protection in real-life situations. You’ll need it.

Real-time cloud scanning

Our Protection Cloud is our early warning system, which analyzes unknown files in the cloud –
anonymously – from millions of users, to protect you from threats as they emerge in real time.

1
A suspicious file is detected
2
The file's digital fingerprint is sent to the cloud
3
The file is checked in real time against our database
4
The file is identified as either safe or infected
5
The information is returned to the device

Free or premium protection?

Your antivirus, your choice

Avira Free Antivirus Box

Free Antivirus for Macfor PC

  • Next-gen antivirus protection
  • Stops ransomware
  • Guarantees your privacy
  • Offers community support
Free download Free download Learn more about Free Antivirus 2018 > Free Forever
Avira Antivirus Pro Box

Antivirus Pro for multiple devicesfor PC

  • Next-gen antivirus protection
  • Stops ransomware
  • Guarantees your privacy
  • Offers phone & email support
  • Protects 5 devices with 1 license
  • Secures your shopping/banking
  • Protects your network & email
  • Device control
  • No ads
Get Pro | $44.99 1 year / 5 devices
(PC, Mac & Android)
Learn more about Antivirus Pro 2018 > Only $44.99
Get Pro | $44.99 1 year / 5 devices (PC, Mac & Android)

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.

Price Comparison*

Saves you money while shopping online.

*These features are included with Avira Browser Safety – a browser extension for Chrome, Firefox, Opera and Internet Explorer.

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.

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