Your mobile app login information is retrieved from your AggieTravel profile.
To log into the AggieTravel mobile application, your Concur user name is your Kerberos ID, followed by "@ucdavis.edu." This may or may not be the same as your email address depending on whether or not your Kerberos ID matches your email.
The PIN used to log into the mobile app is created in your AggieTravel profile. Visit Mobile Registration for more information.