Perfectmatch.com is based on one of the most sophisticated and relevant matching technologies on the market today, the Duet® Total Compatibility System. This dating site features one of the most comprehensive personality profiles available: the Duet Total Compatability System. Developed by renowned relationship expert, tenured university professor...

ChristianMingle.com is an online dating site for people looking for a safe and conducive environment for Christian dating. Beyond faith in God, the single most important factor in a successful relationship is the compatibility of two people’s personalities. When creating a profile, each user at ChristianMingle will take a comprehensive personality...