Open Note Scanner
With Open Note Scanner you can capture documents, handwritten notes, arts, shopping receipts, etcetera. It will automatically adjust the image aspect, contrast and save it. It will allow browsing, view and share the scanned documents.
It also supports the automatic scan of preformatted pages with QR Code and action indicators. PDF file with the pages are available on the application website, in the releases section.
In order to work, Open Note Scanner needs to have access to the OpenCV Manager application installed. If it could not find it, it will offer to download it from GitHub or Play Store. It is also possible to manualy install it from the OpenCV SDK for Android, available on http://opencv.org