Drop: Exchange Contacts - Seamless, cross-platform exchange. NOT another 'bizcard app'
Simple Contacts - Contact lens prescriptions from home
MOO Business Cards+ - Beautiful NFC business cards that trigger digital actions
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
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts