Most of the established singles websites offer full services only to the subscribed customers. However, they allow the users to register for free. By doing this, they can increase the number of contacts in their databases and give demonstrations of their services to the users. Some of the sites offer free registration and access to their full services for a limited period. For example, match.com, a prominent singles dating website, gives free registration and access to some of their services.

There are many singles websites that offer true free services. They provide registration and access to their services absolutely free without any time limitation or restriction. Singlesstop.com, one of the Internet's largest, completely free, singles dating sites, is not a devoted dating site. They provide advice on a number of related topics, including relationship maintenance, flirting, etc. One of the most attractive features of this website is a question-and-answer section. They even offer a review of the various dating sites.

Matchdoctor.com, a leading singles and friends networking site, is noted for the quality of their services. The site has many features that most other paid dating sites do not offer. Hookup.com, a devoted singles website, offers many interesting services like the facility to send private messages, chat rooms, and surveys. Americansingles.com, with a proclaimed motto of connecting people, offers many ways to connect with other singles for dating, romance, and friendship.

Singles sites that target specific customers commonly charge for their services. However, there are many sites that offer free services to Christian and Jewish singles, like Christiancafe.com. There are many sites that offer similar services to the Asian and black communities.