Your privacy matters—especially since you can’t trust everyone you share photos with will treat your location data carefully.

Social media users speculated that the door was used for nefarious purposes related to unproven "ritualistic sacrifice" rumors.

A reverse image search can give you more info about any picture you see online, and you can do it right on your iPhone.

If making a budget is daunting, there are apps that can do the grunt work for you. A good budgeting app can save you time and energy while helping you to spend smarter and save more. CNBC Select ...