Best for you who don't know what they want.
Matching based solely on free attraction is just work for awkward conversations, horrendous disagreements, and unsolicited dick pics down the road.
Thankfully, HER is a non-offensive, user friendly app good for folks seeking long-term relationships as well as those who work a more, uh, temporary arrangement.
A lot of hookups usually end in being kicked out of bed at 3 a.