In addition, it's somewhat less common to encounter fake profiles because the entire service is built on Facebook, and users can optionally share their Facebook profiles with one another. Unlike the alternatives, it is completely free with no in-app subscriptions or purchases, and it's easy to build a profile because it lets you draw on your existing Facebook profile. Facebook Dating is embedded in the mobile Facebook app and is completely free.įacebook Dating quickly rose to be one of the best free dating sites.