Simple Contact Sharing
No need to connect to a network, wifi or bluetooth device. No need of searching for a person on Airdrop, or trying to update your Airdrop settings. Share with any smartphone that has a QR code reader
Privacy
Your contact information never leaves your phone unless you share it as a QR code. Its not used for any marketing purposes or for building a database of contacts by harvesting it from your list of contacts
A Profile for every use case
Want to share your twitter user name, email and full name at a meetup? Just create a Meetup profile and select the information you want to share, and your Meetup profile will have a QR code sharing just this information!