Admin: The admin user has unrestricted access to all modules. Any action related to the account like upgrade or a downgrade, changes in settings, user addition/deletion, customer data exports and reports generation can be done only by the admin user.
Staff: The staff user is restricted from accessing reports, settings and some sub-links under the Home tab like subscription details, change plan, users, etc. In addition to this, they are also restricted from exporting crucial information like your customers details.
Staff user with access to timetracking only: If required a staff user can be restricted to making filling out timesheets only.