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Security Software for Windows

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.
Free VPN

Free VPN
Free

Free VPN

Hide your IP address and encrypt Internet connection.

Free
User rating
Publisher: Jailbreak VPN Downloads: 182,673
Spybot - Search & Destroy for Windows XP

Spybot - Search & Destroy for Windows XP
Free

Spybot - Search & Destroy for Windows XP

Search your hard disk and Registry for threats to your security and privacy.

Free
Editors' rating
User rating
Publisher: Safer-Networking Downloads: 126,875,927
USB Disk Security

USB Disk Security
Free

USB Disk Security

Prevent known and unknown threats from USB storage.

Free
Editors' rating
User rating
Publisher: Zbshareware Lab Downloads: 2,363,786
PeerBlock

PeerBlock
Free

PeerBlock

Block all communications with selected IP and IP ranges with ease.

Free
Editors' rating
User rating
Publisher: PeerBlock Downloads: 540,089
Kaspersky Internet Security 2017

Kaspersky Internet Security 2017
Free to try

Kaspersky Internet Security 2017

Keep your PC protected from Internet threats.

Free to try
Editors' rating
User rating
Publisher: Kaspersky Lab Downloads: 4,373,374
AdwCleaner

AdwCleaner
Free

AdwCleaner

Search and remove unwanted adware and toolbars from your computer.

Free
Editors' rating
User rating
Publisher: Malwarebytes Downloads: 3,470,476
MD5 & SHA Checksum Utility

MD5 & SHA Checksum Utility
Free

MD5 & SHA Checksum Utility

Generate and verify MD5, SHA-1, SHA-256 & SHA-512 hashes of a file.

Free
Editors' rating
User rating
Publisher: Raymond's Personal Software Downloads: 500,643
Hotspot Shield Elite

Hotspot Shield Elite
Free to try

Hotspot Shield Elite

Secure your connection to public Wi-Fi networks with premium VPN tool.

Free to try
Editors' rating
User rating
Publisher: AnchorFree Downloads: 2,637,890
McAfee AntiVirus Plus

McAfee AntiVirus Plus
Free to try

McAfee AntiVirus Plus

Get the essential antivirus protection for all your devices so you can browse, bank, and shop safely online.

Free to try
User rating
Publisher: McAfee Downloads: 7,647,054
ESET NOD32 Antivirus (64-bit)

ESET NOD32 Antivirus (64-bit)
Free to try

ESET NOD32 Antivirus (64-bit)

Protect your system and files from virus and spyware.

Free to try
Editors' rating
User rating
Publisher: ESET Downloads: 529,391
Results 21 - 30 of 6,608

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.