Link to QR - Free beautiful QR codes
DICE.fm - Get tickets for the best gigs, clubs, festivals, concerts and tours wherever you are, no catch.
Selfie Ticket - Replacing QR codes with selfies for events
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Tickey - Buy tickets for public transport with your smartphone
Eventsize - Easily Sell Event Tickets with WhatsApp Reminders