olemus
kontaktandmete halduse tarkvara
=
software that enables users to easily store and find contact information

ülevaateid
https://en.wikipedia.org/wiki/Contact_manager

http://www.bluelinkerp.com/blog/2013/09/27/what-is-the-difference-between-contact-management-and-crm/

https://www.egafutura.com/wiki-en/contact-management-system

näiteid
https://crm.org/crmland/20-best-contact-management-software-2020-reviews-pricing

https://www.trustradius.com/contact-management

https://www.predictiveanalyticstoday.com/top-free-premium-contact-management-software/