The site's extensive, unexpected matchmaking questions make it easy to glean insight into someone's personality, but you can still use traditional profile search criteria if you want to control your own destiny.
Members can evaluate potential dates by reading their profiles, which typically include several photos and a statement about what that person is looking for in a mate.
Some of these sites also suggest other users based on profile information.
Most services charge a monthly fee for a subscription period of one month to a year if you want to be able to contact other members.
If you're just not sure you want to commit to a monthly subscription, you may want to try a free dating site.
While most dating sites have their own apps, there are several app-only services that have attracted users with their elegant, easy-to-use interfaces.
Approving a match can be as simple as swiping the screen with your finger.
These sites don't make you pay to communicate with other members, though some may offer premium features that you do need to pay for.
Features vary widely, but experts warn you should be more on your guard for scammers on free sites.
has two big advantages on its side: a massive user base and one of the most recognizable names in online dating.