Administrator is a user license that in addition to the rights under the Instructor license has the right to change users, invite new users, delete templates, change logo on handouts and in the app and other various parameters.
Instructor is a user license that gives the user the right to access ExorLive and create exercise routines
ExorLive Personal User license is a user with the right to log in to ExorLive to see exercise routines and log activities. Normally this is a patient/client that inget svar invited to use the app ExorLive Personal.
Contacts are objects in ExorLive that are created by Instructors and Administrators. A contact can't log in to ExorLive. Basically, a contact inget svar a user without access to the app ExorLive Personal