Aviation Pilot LogBook is a free logbook app designed for both airline and private pilots. This app offers 50 customizable input fields that can be easily changed to fit your needs. Additionally, the app offers a FAA/JAR printout, three different input pages for new flight entries, and input completion that automatically fills out the aircraft type, departure and destination based on the flight number and aircraft registration.

The app also includes an import function for old flight data, more than 15 statistical evaluations, search filters for stored entries, and a license and landing check function. Users can also export and backup their data via SD card, email, or Dropbox. Other notable features include a crew duty rest calculator, search and replace function, different time and date indications, and duty plan synchronization with Google Calendar. Lastly, the app includes an airport database for easy reference.

Overall, Aviation Pilot LogBook is a comprehensive logbook app that offers a wide range of useful and customizable features to make logging flights easier for pilots.