Browse Sites by Relationships : Affair

Number of Members: 938,000

Cost: Introductory Package: $49

Online since: 2002

Ashley Madison offers a discreet online service for those considering dating outside of their existing relationship. Those wishing to use the site’s messaging system (the only way to communicate) must purchase credits to do so.

Number of Members: 96,000

Cost: $35.96 per month

Online since: 2001

A dating service for those seeking no-strings dating as well as those dating outside of their regular relationship. First Affair lets members post private photos of themselves visible only to those they trust. Emailing, instant messaging and secure calling are all available.

Number of Members: 71,000

Cost: 1 month AUD$ 52.00

Online since: 2003

An adult dating site for singles and couples seeking casual or intimate encounters. Red Hot Pie is one of Australia’s largest adult dating communities and offers live chat, webcams, stories, amateur pics, chat rooms and more. Free basic membership.

Number of Members: 70,000

Cost: $34.95 per month

Online since: 2003

Married but Lonely is a site specifically for people seeking extra marital relationships. Registration is discreet, secure and basic access is free. You can also join the site for a 3-day free trial membership, but you must provide a credit card number to do so.

Number of Members: 41,000

Cost: 30 days £129

Online since: 2003

For whatever reasons, people have affairs. If you’re in a loveless relationship, or simply want to spice up your love live, IllicitEncounters.com is a UK site that offers a confidential online service where you can meet women or men who are seeking a discreet extra-marital relationship.

Number of Members: 142,000

Cost: Pay as you go credits

Online since: 2009

Gleeden is an extramarital dating site with members throughout the world. Registration is anonymous and secure, and once a member you can create a detailed search to locate attached women or men in your area who are seeking an illicit relationship.

Number of Members: 17,000

Cost: 1 month - €34.90

Online since: 2007

A contact site for people who want to date outside of their main relationship. Victoria Milan has members, both single and attached, from all parts of the world. The site offers a free guest account, on joining, but most services require upgrading to paid membership.

Number of Members: 11,000

Cost: 1 month for $29.95

Online since: 2006

Casual Friends is a personals site just for people seeking intimate casual encounters and affairs. It is free to join, and you can hook up with local women, men or couples in your neighborhood, for discreet adult fun.

Number of Members: 124,000

Cost: One Month Access - $34.95

Online since: 2002

LonelyCheatingWives as the name suggests is a dating club for men seeking intimate encounters with a married women, or for women who are seeking adventure and excitement outside of an existing relationship. The site is secure and anonymous, and supports a community of around 120,000 people.

Number of Members: 2,000

Cost: 1 month from $22.98

Online since: 2004

This is an online dating site for singles, couples and groups looking for explicit adult fun. Lonely Wives Dating Club offers not only photo uploading and cams but a number of video features as well. Joining is free.