Social Share top Bar AddOn, attached on the main Plugin “Social Share&Locker Pro” provide the ability to add Social Share Icons as a top Bar on any Page including the own Logo and a custom Message.
Many visitors are much more flexible to share when they are scrolling over your pages. That user interaction is the most Viral Share on a Website.

The Share Bar can be set to show up after a certain amount of content is viewed, like 60%;