This Sneaky App Is Probably Sucking Up Your iPhone Storage. Here's How To Free Up Space.

Are you struggling with a lack of data on your phone? This hack may be for you.

When your old-school digital camera got full, you could just switch out the memory card and keep snapping pictures. (And before that, you could simply buy new film.) iPhones, however, are more complicated.

For starters, our phones use a lot of data — between photos, videos, apps, messages — and once you run out of space, it takes a bit more work to get going again. Paying for more iCloud storage is always an option...