Poparazzi topped the free apps chart on the Apple's US App Store after debuting on Monday.
Venture capitalists have been buzzing about the app that could challenge Instagram and Snapchat.
Here's how the new platform that bans selfies and filters works.
A photo-sharing app that bans selfies launched on Monday, generating buzz online and quickly topping the free-downloads chart on the US App Store.
Poparazzi operates as a social-media platform that mimics a paparazzi shoot. It only allows users to take photos of other people. It doesn't allow filters, follower counts, captions, or photos taken by a phone's front-facing camera.