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.
Shake Business Cards - The new way to share your LinkedIn, email and phone details
Apple Contacts App - Access and edit your contacts from personal, business, and other accounts with the Contacts app.
MOO Business Cards+ - Beautiful NFC business cards that trigger digital actions
Windows Contacts - Windows has many extraordinary organizers, and in the event that you include distributed storage, then you presumably have more.
ABBYY Business Card Reader - Scan cards ≡ in a second and manage them everywhere ☁