You can save a Google Doc as a PDF via the File menu in Google Docs. From there, you also have the ability to email it as a PDF attachment. The same tasks can be accomplished via the Google Docs app ...

Your iPhone has the ability to view, download, edit, and save PDF documents to the Apple Books app or iCloud Files. You can download PDFs that have been sent to your ...

Here is a guide that shows you how to sign a PDF document in Microsoft Edge. Signatures are basically used to get or provide consent or approval on documents like contracts, legal documents, ...