Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
Knowee - Don't print your cards - Impress your contacts.
Contact PEA - Encrypted contact management tool.
Covve scan - AI-powered, super accurate business card scanner
Open Contacts - Open Contacts is an advanced address book program for managing contact info of individuals and...
Sansan - Sansan provides a internal contact sharing service for companies.