Love Calculator - the most popular feature and the most wanted for dating websites. It allows to calculate the percentage of matches.
This updated version works directly with the Dolphin match fields checking profiles compatibility
The love calculator block has a friendly interface and some information about matches.
Example:
The Love Calculator can advise your site members to search more strongly and search for other interests in a profile with the low percentage of match
Or, it can jazz up!!!
see more details here : http://www.boonex.com/unity/extensions/entry/Love_calculator_promo