This is the best tool for you to scan and save your PDF documents. It is a free tool that works in the background, you don't have to do anything else but just open it. You will find that it is very easy to use, simple, and intuitive. It can be used by both private and business users. It is compatible with almost all the devices. 

How to scan PDF files

When you open the app, you will be asked to choose a document from your device. If you want to scan a PDF file, you will need to choose "Document" and then you will be able to see your device's document in the list. After that, you will have to choose the best way to scan the file. The app will then start scanning and you will be able to save the file in your device. It is very easy to use, simple, and intuitive. You can choose to use the default settings or you can change the settings to your needs.