StumbleUpon 4.19 that could have been downloaded from our website for free. This free software is a product of stumbleupon.com. The most popular versions of the software 4.1 and 1.0. StumbleUpon lies within Internet & Network Tools, more precisely Browser plugins. You can run StumbleUpon on Windows 7/8/10/11 32 and 64-bit. HD-RunApp.exe is the frequent file name to indicate this program's installer.
From the developer:
StumbleUpon helps you easily discover new and interesting stuff on the Web. It introduces you to amazing web pages, videos, photos and more that you wouldn't have found on your own. The app shows you web pages based on feedback as well as what similar Stumblers and the people you follow have Liked or Disliked.
You may want to check out more software, such as Steganos Internet Trace Destructor, LinkCollector or AOL Deskbar, which might be related to StumbleUpon.