Notion Marriage Playbook - A workbook to get to know your partner deeply, know your love language with a built-in test.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Marriage Material - An app to help you decide if you should get married (or not)
Microsoft Teams - Microsoft Teams provides the enterprise-level security, compliance and management features you expect from Office 365, including broad support for compliance standards, and eDiscovery and legal hold for channels, chats, and files.
Happy Couple - quiz style app for couples where you can have fun and find out more about what your partner thinks...
RingCentral Video - Live life unlimited. Free video meetings and team messaging in one app that works the way you do.