NFC Rolodex is an application used to swap virtual business cards with one another. Demonstrating the use of NFC technology you can enter in information about yourself and exchange it with someone else who has the same app.
Have the app but someone else doesn't? Just share your card to them and it will bring them to the play store to download.
Officially Tested Devices: Galaxy Nexus, Nexus 7
Thanks to Brenna O'Leary for designing the icon.