Sleipnir is designed to be a highly customizable browser that you can configure to suit your individual needs. With Sleipnir, you can create your ideal browser by changing the design, skin, and visual appearance. You can also add custom functionality to Sleipnir with a wide range of plugins and user scripts. Users love Seipnir for it's unique blend of high-performance and customizability!

Sleipnir 4 for Windows Web Browser isn't just powerful. It also includes a feeling that encaptures you from the moment you touch it. The feeling when using the easy tab switching of the all new full screen mode makes everyday browsing a much more pleasant experience. Sleipnir 4 for Windows Web Browser starts in an instance, even when opening hundreds of tabs. There is also no waiting time when opening a mass of bookmarks at one time. We have made daily browsing a much more speedy process by incorporating tab groups with many ideas.

What's new in this version, fixed problems:

  • Exit processing times sometimes taking longer when dropping tabs into view fixed
  • Web display layout sometimes being refreshed when switching tabs fixed
  • Sometimes not being able to execute page searches after page transition in WebKit fixed
  • Not executing transition to next page when page loading can not be completed in WebKit fixed
  • Actual zoom and zoom displayed in status bar not matching in WebKit issue fixed
  • Keyboard shorcuts using ALT key sometimes not operating correctly issue fixed
  • Assignment of 4th and 5th buttons of mouse sometimes resulting in incorrect operations fixed
  • Right click + switch with wheel sometimes resulting in incorrect operations when using Flash or when focus is on Flash fixed
  • Warning not being displayed when "Warn when closing Sleipnir?" setting is set and application is closed from task bar with application minimized
  • Right click menu not being displayed from popups in some Chrome extensions fixed
  • Organize bookmarks dialog sometimes being hidden in background in Windows XP environments fixed
  •  "Start up will be aborted when parameters have been sent" not function properly in Windows XP fixed
  • Other minor issues fixed


  • Option to execute SuperView SuperDrag Extension in separate process added
  • Option to run multiple states of SuperView SuperDrag Extension

Download: Sleipnir | 38.0 MB (Freeware)
Download: Portable Sleipnir | 54.8 MB
Download: Sleipnir 4 for Mac | 21.4 MB
Screenshot: >>Click Here<<
View: Homepage | Release Notes

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