Compatible with Android 11.
An app that can manage books
You can read the barcode and register various data.
You can select from the index or any character from the database.
You can also register photos.
Wildcards available for database extraction
Enclose the character string you want to extract in% (half-width).
To delete from the database, press and hold the list.
You can rewrite the data from the detailed display menu.
Read the barcode so that it fits in the green frame.
Make sure the photo is within the blue frame.