Drop: Exchange Contacts - Seamless, cross-platform exchange. NOT another 'bizcard app'
Knowee - Don't print your cards - Impress your contacts.
MOO Business Cards+ - Beautiful NFC business cards that trigger digital actions
Sansan - Sansan provides a internal contact sharing service for companies.
Shake Business Cards - The new way to share your LinkedIn, email and phone details
Sidekick by Hubspot - Customer insight integrated with your email tools.