CallRail is the call tracking and analytics to more than 75,000 companies and marketing agencies in north america, CallRails intuitive software helps data-driven marketers optimize the performance of their advertising campaigns and increase sales effectiveness.
jQuery is a cross-platform JavaScript library designed to simplify the client-side scripting of HTML. It is free, open-source software using the permissive MIT License. Web analysis indicates that it is the most widely deployed JavaScript library by a large margin.