
The application, developed by Proximity, allows users to rank their favourite holiday destinations, select who they would like to spend their holiday with, and choose what they do when they get there.
Users who recruit 30 friends or more stand a chance of gaining free seats to Langkawi on an AirAsia flight.
The Citibank AirAsia application also includes a brand profile page highlighting product benefits and exclusive offers from both Citibank and AirAsia.
Proximity senior brand manager Elise Chu said: Although Citibank has never ventured this far into cyberspace, they see a hugely untapped potential among Facebook users who fit the right target group.
Citibank and AirAsia tied up to launch the Citibank AirAsia Card last year. The card allows holders to collect points toward free travel by using the card.