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Security Software

Fight malware and protect your privacy with security software for Windows, Mac, Android, and iOS. An antivirus... more
Fight malware and protect your privacy with security software for Windows, Mac, Android, and iOS. An antivirus app is a great place to start, but you should also look at VPNs for more private Web browsing, file encryption, secure messaging, password managers, and more.
Avast Free Antivirus

Avast Free Antivirus
Free

Avast Free Antivirus

Stay safe from viruses, malware, spyware, and hackers.

Free
Editors' rating
User rating
Publisher: Avast Software Downloads: 407,290,821
IObit Malware Fighter

IObit Malware Fighter
Free

IObit Malware Fighter

Scan and remove malware from your system.

Free
Editors' rating
User rating
Publisher: IObit Downloads: 24,020,137
Malwarebytes

Malwarebytes
Free to try

Malwarebytes

Detect and quickly remove malicious threats to your computer.

Free to try
Editors' rating
User rating
Publisher: Malwarebytes Downloads: 147,994,661
AVG AntiVirus Free

AVG AntiVirus Free
Free

AVG AntiVirus Free

Protect your computer from viruses and malicious programs.

Free
Editors' rating
User rating
Publisher: AVG Technologies Downloads: 564,501,322
Panda Free Antivirus

Panda Free Antivirus
Free

Panda Free Antivirus

Keep your PC free from viruses and malware.

Free
Editors' rating
User rating
Publisher: Panda Security Downloads: 14,236,062
SmadAV 2017

SmadAV 2017
Free

SmadAV 2017

Protect your computer from viruses.

Free
Editors' rating
User rating
Publisher: SmadAv Downloads: 2,399,588
AVG AntiVirus for Mac

AVG AntiVirus for Mac
Free

AVG AntiVirus for Mac

Protect all that's important on your Mac.

Free
Editors' rating
User rating
Publisher: AVG Technologies Downloads: 1,708,621
Advanced SystemCare Ultimate

Advanced SystemCare Ultimate
Free to try

Advanced SystemCare Ultimate

Protect your computers from viruses and speed up overall system performance.

Free to try
User rating
Publisher: IObit Downloads: 2,712,678
Avast Free Mac Security

Avast Free Mac Security
Free

Avast Free Mac Security

Protect your PC against the latest viruses and spyware.

Free
Editors' rating
User rating
Publisher: Avast Software Downloads: 5,574,074
VPN Gate Client Plug-in with SoftEther VPN Client

VPN Gate Client Plug-in with SoftEther VPN Client
Free

VPN Gate Client Plug-in with SoftEther VPN Client

Access the Internet via VPN Gate Public VPN Relay Servers by volunteers.

Free
User rating
Publisher: VPN Gate Academic Experiment Project Downloads: 1,247,540
Results 1 - 10 of 7,861

About Security Software

Fight malware and protect your privacy with security software for Windows, Mac, Android, and iOS. An antivirus app is a great place to start, but you should also look at VPNs for more private Web browsing, file encryption, secure messaging, password managers, and more.

For more information on the best Security Software, our editor's picks, guides, and more, please visit our main Security Software page.