BusyContacts - BusyContacts is a contact manager for macOS.
Demografy - Demografy is a SaaS platform that uses AI to predict customer demographics from names. It provides full coverage, accuracy estimate before purchase and work with even masked names enabling privacy and GDPR-compliance.
Apple Contacts App - Access and edit your contacts from personal, business, and other accounts with the Contacts app.
Acquire LeadMATCH - Acquiro LeadMATCH is a data enrichment tool that reconstructs bad contact data.
Windows Contacts - Windows has many extraordinary organizers, and in the event that you include distributed storage, then you presumably have more.
YesData - YesData offers data cleansing and enrichment solutions.