Such companies offer a wide variety of unmoderated matchmaking services, most of which are profile-based.

Online dating services allow users to become "members" by creating a profile and uploading personal information including (but not limited to) age, gender, sexual orientation, location, and appearance.

According to new research from the ubiquitous dating app, and its owner Match Group, not all professions are equally desirable.

The five most attractive professions in men on Tinder include pilot, entrepreneur, firefighter and doctor, as well as the very specific and vaguely unattainable "TV/radio personality".

For men, the appeal of secretaries is still strong, as they make number three on the list.

Over 90 professions are listed for match members to choose from when completing their profiles.

When OKCupid analyzed its own data, it found that black men and women get fewer responses than their counterparts from other ethnic groups. Last year, data from Facebook’s dating app, Are You Interested, showed exactly the same result: The odds on online dating sites are consistently stacked against black users.

Members can constrain their interactions to the online space, or they can arrange a date to meet in person.A great diversity of online dating services currently exists.Some have a broad membership base of diverse users looking for many different types of relationships.Online dating (or Internet dating) is a system that enables strangers to find and introduce themselves to new personal connections over the Internet, usually with the goal of developing personal, romantic, or sexual relationships.An online dating service is a company that provides specific mechanisms (generally websites or applications) for online dating through the use of Internet-connected personal computers or mobile devices.