Browse Sites by Niche : Monogamy

Number of Members: 1.2 Million

Cost: Basic Plan from $39.95 p/month

Online since: 1998

A leading matchmaking site for those seeking a truly serious relationship with a compatible partner in every sense. eHarmony has developed its own personality matching system that is designed to help you find your soul mate.

Number of Members: 189,000

Cost: CAD$ 59.95 per month

Online since: 2005

The web’s leading matchmaker eHarmony now has a site especially for Canadian singles. At eHarmony Canada you fill in a questionnaire and receive matches that are suited to your personality, your goals and your ambitions. Eharmony has a long track record of creating successful marriages and long-term relationships.

Number of Members: 178,000

Cost: 1 Month £34.95

Online since: 1998

eHarmony UK brings one of the most successful and proven matchmaking systems to people living in the United Kingdom. Based on an in-depth questionnaire, you’ll be sent details of “pre-screened” matches, who are compatible with your personality type on a number of different levels. Thousands of happily married couples confirm the success of eHarmony’s unique approach.

Number of Members: 97,000

Cost: 1 Month £34.95

Online since: 2005

eHarmony launches it’s proven and successful matchmaking website to Aussie Singles. Based on an in-depth character analysis, you’ll be sent details of “pre-screened” matches, who are compatible with your personality type on the most important levels. Millions of married couples are living proof of the success of eHarmony’s scientific approach to matchmaking.

Number of Members: 110,000

Cost: From $49.99

Online since: 2005

True.com offers more than your average dating site. They offer expert matchmaking services to help you find a truly compatible partner. Member background screening helps to ensure that only honest, genuine people are accepted on this site.

Number of Members: 599,000

Cost: $39.99 per month

Online since: 2007

eVow says it is unique because it only allows people to join who are searching for a long-term relationship. Their 10-page registration form includes detailed questions about the type of relationship you are looking for, views on children, lifestyle and faith.

Number of Members: 24,000

Cost: From $24.99 p/month

Online since: 2004

This site is for singles that have made matrimony their ultimate goal and wish to meet likeminded others. Members from all over the world are welcome to join, and those looking for love have a great opportunity to improve their matrimonial chances.

Number of Members: 3,000

Cost: Not Available

Online since: Nov 15, 2009

NotforPlayers.com's online dating philosophy encourages the age-old traditional social norm where dating is the means to find a soul mate and a step towards creating the nuclear family unit. It steers clear from the likes of the more liberal online dating sites these days which promote casual dating, flings and hook-ups.