Telepop is a free social networking app designed for iPhone users. It is a fast voice messaging app that allows you to send voice memos to your friends in 1:1 conversations or create a group messaging feature to send memos to multiple friends at the same time.

One of the unique features of this app is the "telepathy mode," which allows you to listen to your friends' messages instantly while using other apps, scrolling through your social media, or going about your everyday life. The app is easy to use, and the interface is straightforward and intuitive.

Overall, Telepop is a great app for those who prefer voice memos over text messages. It's perfect for keeping in touch with close friends and family in a more personal and engaging way. However, it lacks some of the more advanced features found in other social networking apps, but this doesn't detract from its overall effectiveness.