This app is not working for me, I have Z3 compact from Sony.
Version 188.8.131.52 - Crew App
Support for Push notifications
Auto sign off option
Version 184.108.40.206 - Crew App +
Support for auto rotation and consistent 24 hr format for times
Version 220.127.116.11 - Crew App +
Show attendance messages when signing on.
Last version to support Android less than 3.0