With Scan4All2PDF create scans with the iPhone or iPad camera, which are stored in a database and can be distributed as a PDF file.
Choosing the right segment, offset the distorted perspective again and regulate saturation, brightness, contrast and monochrome.
The data and settings so that any time changes can be made to the settings stored in the database.
The database is stored in the document folder so that it can be secured at all times as a backup.