Free PDF Reader 2021 is a free and fast PDF viewer, editor, annotator, and converter that comes with a plethora of features. This Android-based application allows you to view, annotate, sign, search, edit, and convert PDF files to Word, Excel, PPT, and image formats. With its user-friendly interface and easy-to-use tools, Free PDF Reader 2021 is a complete PDF solution that caters to all your PDF needs. Whether you want to merge, split, compress, encrypt, or decrypt PDF files, this app has got you covered.

The app automatically scans all PDF files on your phone, and you can easily open, rename, delete, print, and share PDF files. You can also view file details such as path, size, and date created. Free PDF Reader 2021 allows you to add bookmarks to PDF pages, save reading progress, and quickly jump to the specified page through the directory. The app also comes with eye protection that changes to a dark background in a darker environment, making it easier on the eyes.