Waving/Business Insider
Instead of showing you pictures of candidates, Waving plays you their voice. After telling the app what you're looking for in a potential date, it will show you the pictureless profiles of possible matches and lets you listen to the recordings they've made.
I'm always curious to test out new dating apps and see how well they work. Waving definitely is a refreshing alternative to the Hinges and Bumbles of the world. But I wasn't sold on it.
Here's how it works: