The best alternatives to Firefly are Sup app - Friends Nearby, /Lunchbox, and Savvy. If these 3 options don't work for you, we've listed a few more alternatives below.
- Search for hangouts and dating events OR create them - Once you agree to meet, chat will be enabled and 1 credit will be held from each party. When you show up, the credit will be returned - You only lose the credit if you do not show up or if you cancel