indulged? Once Once is for you if you are tired of all the swiping and searching for finding people who have the same interests as you. We would be glad to know that in the comments, on Facebook, Twitter, and Google Plus. Here's How Yumi Works * We never ask you for any personal information. The interface is organized well, easy to use and has a fair amount of security. # More Information #. Tinder provides the thrill and at the same time makes sure that no less than one of your Facebook friends knows the individual you want to hook up with. It even shows where you happened upon each other.