CompatibleChoice Compatibility Test: Ph.D. developed compatibility test for couples in seven critical areas that predict long term relationship satisfaction.
Cybersuitors: Matches test-takers with partners who are right for them based on a compatibility test developed by Dr. Glenn Wilson.
eHarmony: Personality matching of couples on 29 dimensions that determine long-term success.
Finding the Love of Your Life: Offers a personality profile as a tool to reveal compatibility, emotional development level and natural preferences for specific personality type. Identifies positive and negative traits. Reveals mismatch and complement levels.
Jung Marriage Test: Marriage compatibility test based on the famous approach of Jung and Myers-Briggs. Gives a quantitative measure of partners compatibility.
Queendom Compatibility Test: Provides feedback about personality, relationship philosophies, communication styles, and values.
SimilarMinds.com Compatibility Test: Rates friendship and relationship compatibility between two people.
Socionics Dating: Uses the Socionics personality typing system to identify others who are compatible.
True.com: Provides personality feedback, as well as compatibility information between website members.
Type Tango: A dating site using Myers-Briggs/Keirsey personality theory for matching.
Your Zona: Offers a personality test focused on relationships.