On the device
The log stays on the phone. There is no account to create.
Vehicle log

A fuel, charging, service and expense log for any vehicle.
The log stays on the phone. There is no account to create.
CSV import and a backup you can keep yourself, including your own Google Drive.
Station is a name you type. The app does not request where you are.
Get Odomira on Google Play. The free version shows one banner under History and Reports.