Personality Disorder Test is a free application to diagnose personality disorders. The app allows you to take a test to diagnose yourself with any of the 10 available disorders:

Paranoid: Someone who is paranoid is convinced that others are thinking and planning to harm them. They may believe that there is a conspiracy against them.

Schizoid: A person with schizoid traits is often unable to trust people. They are very sensitive to changes in mood and emotion. They may also have doubts about the trustworthiness of people.

Antisocial: The antisocial personality has the traits of a social phobe. They have a fear of getting rejected and excluded for fear of appearing weak or sensitive.