When it comes to using your laptop on a train, or anywhere without WiFi, using your phone as a hotspot is a great solution. The only real downside: Computers soak up lots of data.

Transferring photos, backing up files, or syncing music, there comes a time when every iPhone user has to connect the device ...

Phone Link is the convenient Windows app that allowed users to read smartphone messages, check calls, and more on their PC - and now iPhones can do the same.