eVolunt app for iPhone and iPad

This Application basically for a Nonprofit Organisation who like to gather person for help in various event.

There are three roles super Admin , admin , user.
superAdmin creates the organisations and admin who handle all the things for that organisation.
admin manage the organisation also manage the members of the organisation.
user can join or create the events to gather the volunteers.

Application user create the event in which he/she specifies the propose of event, date and time , location , and number of volunteers they want.
so the others users can join and help each other.