Marriage Material - An app to help you decide if you should get married (or not)
FriendFilter - Auto unfriend tool for Facebook
HelloPrenup - Prenuptial agreements for modern marriages.
CoupleConvos - Connect with your partner
Notion Marriage Playbook - A workbook to get to know your partner deeply, know your love language with a built-in test.
Facebook friends feed - Facebook with stories only by friends and pages you follow