Wit-Buzz is an online buzz generator free service that allows you to make your website visitors your brand ambassadors and use them for sharing positive feed back regarding your domain and websites, you can easily collect their (visitors) opinion for your website. Quickly and easily know results, save your time, energy, money and make your customers loyal.
Share Buttons by AddToAny is a popular social media sharing kit with more than 2 million digital downloads. It is a free plugin which you can download from WordPress plugin repository, make a few easy configuration settings and easly display sharing icons for popular social networking websites like Facebook, Twitter, Google+, Pinterest, StumbleUpon and there are many many more.
Here are three best and very popular WordPress widget plugins that allows you to display links to your social media profiles.