We are SparkLabs.

Great apps are what we do.

Viscosity is a first class VPN client that lets you secure your network with ease & style.

Learn More    Download

About SparkLabs

SparkLabs is a small independent company that creates powerful software for desktop and mobile. We were founded in early 2008 and we've been working on designing and developing beautiful software ever since.

We strive to bring powerful computing technologies to all users through apps with beautiful intuitive designs with a focus on network security and user privacy. We at SparkLabs take pride in developing software that our users love.


More Information   
Contact Us

Recent News

Viscosity For Mac & Windows: Version 1.10.5

  updates

Viscosity version 1.10.5 has been released for both macOS and Windows! This version includes several requested features and improvements, including scripting enhancements, connection import compatibility, OpenVPN and OpenSSL updates, and many small bug fixes and enhancements. In particular, the ability of a Before-Connect script to return a challenge response has been highly requested. This allows for easier integration with software for generating one-time codes and passwords (for... Read Post »

Viscosity For Mac & Windows: Version 1.10.4

updates

Viscosity version 1.10.4 is now available for both macOS and Windows! This update adds several highly requested features and improvements, including macOS Keychain identity and token support, performance improvements, update alert changes, and improved support for...
Read Post »

Viscosity For Mac & Windows: Version 1.10.3

updates

Viscosity version 1.10.3 has been released for both macOS and Windows! This version adds several commonly requested features, including VPN connection sorting, and separately prompting for two-factor credentials that normally form part of the password. Updates to...
Read Post »

Viscosity For Mac & Windows: Version 1.10.2

updates

Viscosity version 1.10.2 is now available for both macOS and Windows! This update introduces Dark Mode support for the Windows version, a security-related OpenSSL update for both macOS and Windows versions, along with several small bug fixes and enhancements. The...
Read Post »