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.
Since mid summer we've seen an uptick in the number of submitted mashups that use the Twilio API. Twilio (a ProgrammableWeb sponsor) offers extensive documentation that along with their bi-weekly contest encourages developers to create a variety of mashups, many which make their way into our directory. This week we'll take a look at some of our favorites that have been recently submitted.