Saving PDFs on your smartphone lets you keep important documents, web pages, or emails readily available—even without internet access. Whether you're a student, a working professional, or just ...

Download a file explorer app such as ES File Explorer, Astro File Manager or the simply-named Android File Manager to your Android. Launch the app and find the PDF on your phone.

Do you want to convert images to PDF on PC, iPhone, or Android? We have listed some of the best tools to convert photos to PDF for free.

When you need to turn a PDF into an image file, these tips will help you get the job done. No extra app downloads necessary.