Software →FlashScan - Document Scanner and PDF Creator Pro v4.5

Features:
* Free Document Scanner App - FlashScan is a free document scanner that scans various papers easily. Scan bills, books, articles, IDs, certificates, etc with just a single tap using this scanner app.
* Batch Scan - This camera scanner lets you scan multiple images from the camera or gallery.
* Image To PDF Converter- This document scanner works well as an image to PDF converter. With this OCR scanner you can also translate recognized text from English to other languages.
* Excellent QR/Barcode Scanner - This document scanner is one of the best QR and Barcode scanners as well. It is easy to save and share the scanned codes with this scanner app.
* Professional Post-scan Filters - This scanner app offers distinct post-scan filters. Grayscale, Magic Color, Black, and White 1,2 are brilliant filters of this document scanner app.
* Create PDFs with different page sizes - This PDF creator lets you generate PDFs of Letter, Legal, Tabloid, Ledger, Executive, A3, A4 (By default), A5 sizes.
* Produce Compressed PDFs - With this scan to PDF app, you can create original or compressed sized PDFs easily. This document scanner app is a one-stop PDF solution.
* Add Signature - Scan your signature from the camera or gallery and place it on the image or any PDF file.
* PDF Viewer - FlashScan lets you find out your created PDFs in a self-made PDF viewer.
* Add A Password To PDF - This PDF creator lets you encrypt your PDFs by setting up a password.
* Anti - Counterfeit (in PDF)- Place a custom watermark on any PDFs easily for image security.
Requirements: Android 5.0+
HomePage -

https://play.google.com/store/apps/details?id=com.cam.scanner.scantopdf.android&hl=en