5 Essential Instagram Features You May Not Know About

Over the nearly seven years that it's existed, Instagram has ballooned from a simple photo sharing app to a social network with more than 600 million users. The app itself has changed significantly over that time, including one recent controversial tweak to display images algorithmically rather than chronologically.

Whether you're a longtime Instagram addict or a photo-sharing newcomer, these tips and tricks will help you get the most out of the app. Here's how to...

.