It was originally a service called Just Say Hi, but the site transitioned to Mingle2 in 2008 and now works with many populations of singles. It uses a compatibility matching system to link up people with complementary personalities and lifestyles and has worked with millions of users over the past 15 years.

Zoosk is a singles dating app that uses a behavioral matchmaking engine to pair users who its system indicates will be a good match.

The company focuses on the interests of people in a certain age range who want a place to feel confident and comfortable while seeking a potential date.

is one of the biggest dating services in the world.

Launched in 2004, OKCupid works with many populations of people.

Mingle2 is a membership service of which users pay to be a part.

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First Met, formerly known as AYI, is an online dating service that can be accessed through a mobile or Facebook app and on the web.

The free platform allows users to connect with new people based on mutual friends and interests.

The app is available in over 80 countries and has over 27 million searchable members.