Dex - One place for your relationships — impress with thoughtfulness
BusyContacts - BusyContacts is a contact manager for macOS.
Monica - Monica is an open-source personal CRM to keep track of your friends and family.
Apple Contacts App - Access and edit your contacts from personal, business, and other accounts with the Contacts app.
Cloze - Smarter Relationship Management
Windows Contacts - Windows has many extraordinary organizers, and in the event that you include distributed storage, then you presumably have more.