Contest Boost is a WordPress plugin that lets you create fully managed contests for your WordPress powered website. Use contests to build your list and enable your contest participants to help spread your message.
Pin Button Attraction helps you get more pins from the images on your blog and in turn more traffic from Pinterest. This plugin takes advantage of other effective well established call to action strategies to improve the frequency your content is shared on Pinterest.
Blurlock allows you to hide content behind blurred text that your visitors can unlock by performing a social sharing task such as pressing the Like button from Facebook.