FlyGRN - Flight search engine that offsets carbon emissions for free
Emirates - Explore the world your way with the personalised Emirates App for iPad.
Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.
Qatar Airways - Qatar Airways app offers features that let you get all the arrival as well as the departure information about the desired flight so you can stay updated about your flight.
Jetto - Jetto searches for incredible, often short-lived, flight deals.
SWISS - SWISS app offers features that let you reserve your airline seats so you can view all the flight data right on your mobile phones.