tinyblu - Never neglect your friends again. See how long it's been since you last hung out.
UpHabit - The trusted Personal CRM for busy people
Philasmicos Contacts 2 - Philasmicos Contacts is a professional business relationships management system for macOS X.
Monica - Monica is an open-source personal CRM to keep track of your friends and family.
Free Address Book - In our contact management software you can store fast and easily name, phone numbers, birthdays, address, company name, city, mobile numbers, insurance and loan info, e-mail addresses.
ZooWho - Who's Who in Your Zoo? A free personal CRM mobile app to keep track of your friends and family.