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Great apps are what we do.

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

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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.

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Recent News

Viscosity For Mac & Windows: Version 1.6.4


Version 1.6.4 of Viscosity has been released for both Mac and Windows! This version includes a number of updated components, including OpenVPN 2.3.11, OpenSSL 1.0.2h, and an update to the Windows VPN Network Adapter driver to improve security. While the security vulnerabilities addressed in the OpenSSL update are not believed to affect OpenVPN client connections, we still recommend updating. Both releases also include a number of small bug fixes and tweaks based off recent reports and ...Read Post »

Viscosity for Windows: Version 1.6.3


Version 1.6.3 of Viscosity for Windows is now available! This version includes a few small tweaks and bug fixes to ensure Viscosity connections run smoothly for Windows users. In particular this release resolves a rare annoying issue where a connection could ...
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Viscosity For Mac & Windows: Version 1.6.2


Version 1.6.2 of Viscosity is now available for both Mac and Windows! This is primarily a maintenance release, with lots of bug fixes and small tweaks. Please see the release notes below for the full details. Version 1.6.2 Mac Release Notes: Adds support for ...
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Viscosity For Mac & Windows: Version 1.6.1


Version 1.6.1 of Viscosity for both Mac and Windows is now available! This version follows up the recent 1.6 release with several small requested feature enhancements and bug fixes. The update adds support for using the Import Connection From Server feature on ...
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