Ark browser plugin is described as 'Search for a more connected world. Get social info on all your contacts with Ark Mail. Search for people with Ark People Search. Use Ark API to add a social layer to your own apps' and is an website in the Web Browsers category. There are five alternatives to Ark browser plugin, not only websites but also apps for a variety of platforms, including iPhone, Android, iPad and Google Chrome. The best alternative is Contacts+ , which is free. Other great sites and apps similar to Ark browser plugin are Clearbit Connect (Freemium), CircleBack (Free Personal), HeadReach (Paid) and AllSync (Paid).
HeadReach is a prospecting tool designed to help sales, marketing, and data research people find valuable business contacts. With HeadReach you can find targeted leads with their real emails, social profiles, and contextual data.