This is: Millionairematch.com

Voted "Best of the Web" by Forbes.com. MillionaireMatch.com has been in the online dating business for over 10 years. Their members include CEOs, pro athletes, doctors, lawyers, investors, entrepreneurs, beauty queens, fitness models, Hollywood celebrities… although you don’t have to be rich or famous to become a member. At present, MillionaireMatch proudly boasts 2,300,000 members.

Costs:

This is: EstablishedMen.com

With over 1.2 million members, EstablishedMen.com is an up-and-coming website that is dedicated to successful men who are on the lookout for young women to spoil. It may also come as a surprise to many users that EstablishedMen.com has a far greater number of female members.

Outnumbering men around three to one, there is no doubt that male members will have a lot of choice. Women need not despair, either: it is free for them to use all the functions which men normally pay for, and with 'elite' badges posted on premium profiles, you can easily find out who is worth pursuing!

Costs:

This is: Sugardaddie.com

Sugardaddie.com has been online since 2002 and was the first to deliver such a concept as matching wealthy singles. The number of members, as with all dating sites, tends to fluctuate but most members will find that there are around 4,000 who login every day. This is not a bad number, especially for such a niche dating site.

If you are looking for someone to inspire and fascinate you, this is your place. Just take a look at the myriad of testimonials that men and women with higher standards have written on their site.

Costs:

This is: Millionairemate.com

Casual dating, relationships and discreet encounters are just some of the things you’ll find here. Whether you just want to have fun or find real love, MillionaireMate.com is a good place to look among wealth and beauty.

MillionaireMate.com is also a member of FriendFinder Networks, offering access to around 500 million users. Not a bad number!

Costs:

This is: SeekingArrangement.com

Originally founded by in 2006 by MIT graduate Bandon Wade, the sugar daddy dating site known as SeekingArrangement offers singles just that: an amicable arrangement. Whether you want to be the sugar daddy or sugar momma, or the beneficiary of such a generous contract, you need look no further. In total with around 3,600,000 members there is a lot to choose from on both sides.

Although Seeking Arrangement began in the States, it has really taken off in Australia. There are a considerable number of sugar babies out there looking for extra money, and a significant number of sugar daddies willing to share the wealth. That being said, sugar babies in particular should see what the most "profitable" areas are. In a country like Australia, the cities tend to be one’s best bet.

Costs: