The starting page of Couple-Seeking.com promises us the opportunity to find a third person, as a couple. Or you can find a couple, as a single, and meet for dates. In the background of the starting page, there is only a picture of three people's legs. The starting page does not give us much more.
Sub-Or-Dom.us is an online dating service for singles and couples, who have a BDSM fetish. This website offers free registration. There are also some more features available for finding a match easily, and quickly. According to the information on the landing page, the chances of finding a match.
FitnessFlings.com has a modern design. That might be the only good worth mentioning. This online dating portal is a cheeky scam. The profiles on this site are fake and controlled by fake chat operators. They will lure new members into a chat for which an expensive premium-membership is needed.