Empath ^None

Empath is a program that uses its own algorithm to determine a person's emotional state based on physical characteristics of their voice, regardless of language. It can detect four emotions (joy, calm, anger, and sorrow) as well as an energy point. The program has been used by 4,300 users in 50 countries and has been made available as a Web API for developers. Empath is also a leader in machine learning-based skills inference, using an employee's digital footprint to predict their skills in an enterprise's skills framework.