A free program for Android, by Vanaia LLC.

Document Scanner PDF Convertor is a utility app that lets you convert images, texts, and PDFs to a more editable format, so you can make changes to your content and share it more easily.

You don’t need to install anything. The app is extremely simple to use and has an intuitive interface. You can use it from your phone, tablet, or computer. 

This app is designed to be used by professionals and individuals who have the desire to create professional-quality content, and the ability to edit it. You can easily convert a document to PDF, remove the watermarks from it, and share the document with your friends and family.