This is a free app that is designed for people who want to read PDF files on their Android devices. It's a lightweight app, so it won't drain your battery.

You can add PDF files to your favorites and use the handy search function to quickly find them.

Once you've selected a PDF file, you can edit its meta data like title, author, creator, publisher, and keywords.

You can also bookmark pages and use the table of contents to easily find the most important pages.

You can scroll through pages and zoom in and out to better read PDF files.