There are some tasks that will never be suitable for a smartphone—serious video editing and serious spreadsheeting, for example—but there’s plenty that you can do on these pocket devices, and that ...

Want to add your signature to a document without a third-party app or service? As it turns out, it’s built into iOS with the Markup feature. Here’s how to sign documents on iPhone and iPad in just a ...

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 ...

Firstly, you need your signature in digital form, preferably using a tablet PC with pen input. If you don’t have such a device to hand, sign on a white sheet of paper and take a photo of your ...