To properly sign a PDF on your Android phone or tablet, you'll need to download an app from the Google Play Store.

Mike Sorrentino is a Senior Editor for Mobile, covering phones, texting apps and smartwatches -- obsessing about how we can make the most of them. Mike also keeps an eye out on the movie and toy ...

You can digitally sign a PDF in several different ways, including Adobe Acrobat, Apple's Preview app, and mobile apps, among ...

In today’s digital age, the ability to create and save digital signatures has become an invaluable skill. Whether you're signing contracts, authorizing documents, or adding a personal touch to your ...

What do you do if you receive a PDF document by e-mail and need to sign it and send it back? You probably print it out, sign it, and then scan it again before e-mailing it. It’s a tedious process and ...