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Firezone vs Viscosity

Professional comparison and analysis to help you choose the right software solution for your needs.

Firezone icon
Firezone
Viscosity icon
Viscosity

Firezone vs Viscosity: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Firezone Viscosity
Sugggest Score — —
Category Security & Privacy Security & Privacy
Pricing Open Source —

Product Overview

Firezone
Firezone

Description: Firezone is a free and open source firewall software for Windows. It helps protect your computer from malicious network traffic and configure network permissions. Firezone has an intuitive interface and provides robust firewall customization options for advanced users.

Type: software

Pricing: Open Source

Viscosity
Viscosity

Description: Viscosity is a VPN client for macOS and Windows that allows you to connect to VPN services and tunnels. It has an easy-to-use interface and supports many VPN protocols like OpenVPN, L2TP, and IPSec.

Type: software

Key Features Comparison

Firezone
Firezone Features
  • Stateful packet inspection
  • Network address translation
  • Port forwarding
  • Customizable rules
  • Real-time traffic monitoring
  • Bandwidth monitoring
  • Connection logging
  • Multiple interface support
  • Customizable interface policies
  • Application control
  • Intrusion prevention
  • VPN support
Viscosity
Viscosity Features
  • User-friendly interface
  • Supports many VPN protocols like OpenVPN, L2TP, IPSec
  • Auto-connect on launch
  • Per-app VPN routing
  • Split tunneling
  • NAT traversal
  • Scripting support

Pros & Cons Analysis

Firezone
Firezone
Pros
  • Free and open source
  • Easy to use interface
  • Granular firewall customization
  • Real-time traffic monitoring
  • Bandwidth monitoring
  • Works on multiple Windows versions
Cons
  • Lacks parental controls
  • No ad blocking
  • No web filtering
  • No antivirus capabilities
Viscosity
Viscosity
Pros
  • Easy to set up and use
  • Reliable connections
  • Lots of configuration options
  • Good performance
  • Supports many protocols
Cons
  • No free version
  • Expensive subscription plan
  • Limited to 2 simultaneous connections in standard version
  • No ad blocking

Pricing Comparison

Firezone
Firezone
  • Open Source
Viscosity
Viscosity
  • Not listed

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Learn More About Each Product

Firezone
Firezone
Reviews, pricing & alternatives →
Viscosity
Viscosity
Reviews, pricing & alternatives →

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