Logbook Pro gives you total control of the time zone handling in your application. Time zones are only relevant for "OOOI" fields (Out, Takeoff "Off", Landing "On", and In). Data is always stored in UTC, the time zone is for input and display only.
The time zone can be changed from the Settings / Time Zones area.The time zone can be changed from the Settings / General / Time Zones area.
1) Device Local - Times are displayed and input in the local time zone wherever your device resides. Pilots that travel across time zones will see that their device may change time zone depending on the device's settings. You an always input your OOOI times in local wherever you are entering the data.
...