A free app for Android, by LiteBracket.

This app is a document scanner app. With its advanced image processing technology, you can easily scan and convert all kinds of documents and photos to PDF, JPG, GIF, BMP, TIFF, or other formats. The scanned documents can be saved to your phone or sent to your email address.

The app also has a photo editor that can be used to add signatures, watermarks, or other modifications to your scanned images. Moreover, you can also crop and rotate images.

This app is useful for scanning business cards, IDs, business receipts, certificates, newspaper clippings, magazines, books, and more.

This is a free, simple, and easy-to-use app. So, there is no need to pay to download and use it.