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Firewall Software for Windows

Safeguard your network and secure your Internet traffic with firewall software. Monitor data flow, set access rules... more
Safeguard your network and secure your Internet traffic with firewall software. Monitor data flow, set access rules for applications, control incoming and outgoing Internet traffic, and block untrusted sources from entering your local network with these top digital barriers.
PeerBlock

PeerBlock
Free

PeerBlock

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

Free
Editors' rating
User rating
Publisher: PeerBlock Downloads: 707,112
Comodo Firewall

Comodo Firewall
Free

Comodo Firewall

Defend your PC from malware and Internet based attacks.

Free
Editors' rating
User rating
Publisher: Comodo Downloads: 1,569,118
ZoneAlarm Free Firewall

ZoneAlarm Free Firewall
Free

ZoneAlarm Free Firewall

Protect your PC and your Online privacy with a powerful firewall from cyber attacks.

Free
Editors' rating
User rating
Publisher: ZoneAlarm Downloads: 68,580,714
GlassWire

GlassWire
Free

GlassWire

Monitor network activity and block potential threats with a powerful firewall.

Free
User rating
Publisher: GlassWire Downloads: 30,762
Kerio Control VPN Client(64 bit)

Kerio Control VPN Client(64 bit)
Free to try

Kerio Control VPN Client(64 bit)

Manage unified threat and control user internet activity.

Free to try
User rating
Publisher: Kerio Technologies Downloads: 55,757
Privatefirewall

Privatefirewall
Free

Privatefirewall

Protect your Windows desktops and servers from viruses, spyware, and other intrusions.

Free
Editors' rating
User rating
Publisher: Privacyware Downloads: 127,347
Arcai.com's NetCut Defender

Arcai.com's NetCut Defender
Free

Arcai.com's NetCut Defender

Protect ARP cache and keep Internet connection live at high speed.

Free
User rating
Publisher: Arcai Downloads: 85,697
TinyWall

TinyWall
Free

TinyWall

Harden and control the firewall built into Windows with ease, without annoyance.

Free
Editors' rating
User rating
Publisher: Karoly Pados Downloads: 25,008
Windows Live OneCare

Windows Live OneCare
Free to try

Windows Live OneCare

Protect your computer with virus scanning, firewalls, and tune ups.

Free to try
Editors' rating
User rating
Publisher: Microsoft Downloads: 291,089
Firewall Client for ISA Server

Firewall Client for ISA Server
Free

Firewall Client for ISA Server

Install Firewall Client software on 32- and 64-bit Windows-based computers.

Free
User rating
Publisher: Microsoft Downloads: 44,057
Results 1 - 10 of 116

About Firewall Software

Safeguard your network and secure your Internet traffic with firewall software. Monitor data flow, set access rules for applications, control incoming and outgoing Internet traffic, and block untrusted sources from entering your local network with these top digital barriers.