What are some alternatives?
When comparing Smoothie and Paired, you can also consider the following products
MeetMe - Location-based social networking app for meeting singles.
Lifemate.me - Completely free, new revolutionary way to date online!
OkCupid - OkCupid Free Online Dating - The fastest growing free dating site for singles.
Tinder - Tinder is how people meet. It's like real life, but better.
Meetwo - Meetwo is the YES or NO questions game where you can meet new people.
Feeld - Meet kinky, curious and openminded humans.