Millions of Brits turn to the web in search of a partner every year - but what's the true cost of finding love on the internet?
UK members: 3 million Top features: Advanced 'smart search' which allows you to filter matches by location and personality traits.
Price per month: £29.99 Website: members: 3 million Top features: Complete their free affinity questionnaire and you'll be matched with compatible and like-minded members.
Price per month: £44.95 per month or £11.95 per month for a 12 month membership Website: members: 475,000 Top features: Personality profile based on the ''Big Five'' personality models - gender, age, residence, profession and level of education to help create long term relationships.
Price per month: £79.95 a month or £19.95 a month when you subscribe for 12 months Website: UK members: 370,000 Top features: Lovestruck.com's behavioural recommendation engine assesses your search history, like page views, winks and favourites to help you find what you're actually looking for - and not what you say you're looking for.
Price per month: £39 a month or £11.58 a month when you subscribe for 12 months Website: UK members: 200,000 Top features: They believe that your friends know you best - so, like a virtual wingman, they write your profile for you!
Price per month: £28 Website: UK members: 10,000 Top features: 24/7 live chat support and super-high security.
Inbuilt personalised location features, and weekly dating tips, to help you find that special someone.
Price per month: £14.95, a month or £9.98 a month when you subscribe for 3 months. Website: UK members: 27 million Top features: Inbuilt behavioural matchmaking engine which learns as you click to pair you with singles you're likely to be mutually attracted to.
Consumer Affairs' founder and former editor, Jim Hood formerly headed Associated Press Broadcast News, directing coverage of major news events worldwide.
He also served as Senior Vice President of United Press International and was the founder and editor of Zapnews, a newswire service for radio and television. After all, the world is full of them and they're fairly evenly divided in terms of gender, height and so forth.
But as a review of literature stretching back to cave drawings will tell you, meeting -- and hanging onto -- the person isn't all that easy. They're not perfect but they're better than ordering brides by mail or submitting to your mother's idea of who your perfect match is.