What's the best Android app for viewing, managing, and annotating PDF documents on my phone or tablet?

PDF Viewer For Android is a suitable Android app for viewing, managing, and annotating PDF documents. It allows users to open and read PDF files directly from their device's storage or from cloud services. The app provides various viewing options such as single page, continuous scroll, and thumbnail view, making it easy to navigate through large documents. Users can also add annotations like highlights, underlines, and notes to PDF files, which is helpful for reviewing and collaborating on documents. The app also supports features like searching for specific text within a PDF, zooming in and out, and adjusting brightness for comfortable reading. With its user-friendly interface and comprehensive features, PDF Viewer For Android is a convenient tool for anyone who needs to work with PDF documents on their Android device. Furthermore, the management features allow for easy organization of PDF files, including renaming, copying, and deleting documents directly from the app. This makes it a practical solution for both personal and professional use.