The Saplo Text Analysis Java SDK by Saplo allows to interact with the API to access text analytics features. It contains Maven installation and a quick start guide as resources. Saplo is now Strossle, a text analytics company dedicated to customize content. All Saplo API components are still functioning for integration purposes.
With huge budgets spent on marketing, it's probably a good idea to keep track of which marketing avenues are working and which aren't. Call Tracking Metrics is a simple telephone call tracking service that aims at helping users link incoming calls to specific marketing campaigns and in so doing, easily track and analyze the amount of calls received due to that particular campaign. The Call Tracking Metrics API provides access to this functionality.