You can specify the date and record the refueling amount / amount / unit price etc.The results of refueling are recorded and displayed in a graph.You can check the refueling / amount / unit price for each record with a line graph.▼ Record refueling results1. Tap the refueling record button2. Select the date/time of refueling and tap Next.3. Enter the refueling amount/amount/unit price and tap Next.4. Confirm and tap Done.▼ Record ODO total mileage/TRIP mileageAfter recording the results of refuelingTap the ODO/TRIP/fuel consumption column in the tableWhen you enter the total mileage and mileageAutomatically calculates and displays the fuel consumption.▼Enter remarksAfter recording the results of refuelingTap the remarks columnYou can enter remarks.▼ Refueling amount / amount / unit price graph (for each record)Tap the graph icon at the top to view a graph of the resulting refueling values.▼ Add car name1. Tap the car icon to display the car list screen.2. Tap the add car button and enter the name of the car.To switch the car to record, tap the "Select this car" button.▼Transfer of model change dataTap "Model change data transfer" in the menu to display the following selection screen.・File creation (create a backup file for model change)・Restore (restore data from backup file)Step A. Steps to create a backup file1.Tap "Model change data transfer" in the menu.2. Tap Create file.3. Tap "Create file" on the confirmation screen.4. Tap "Select app" on the send screen.5. Tap “Save to Drive”. * Internet connection is required to save to the drive.Step B. Restore (restore data from backup file in step A)1. Install this app on your new smartphone/tablet from google play. Launch the app.2.Tap "Model change data transfer" in the menu.3. Tap Restore.4. Tap Drive.5. Tap My Drive.6. From the file list, tap the file to restore. Tap "Sort" from the menu on the upper right to sort by "Modified date (newest first)".