Kayak Software Corporation (KAYAK) is a technology-driven company focused on improving online travel. The Company operates KAYAK.com and other travel Websites and mobile applications that allow users to search for rates and availability for airline tickets, hotel rooms, rental cars, and other travel-related services across hundreds of Websites. The Company�s Websites and mobile applications enable people to research and compare accurate and relevant information from hundreds of other travel Websites in one display. It also provides multiple filtering and sorting options, travel management tools and services, such as flight status updates, pricing alerts and itinerary management. KAYAK�s services are free for travelers.On May 2013, Priceline.com Inc and KAYAK announced the completion of the acquisition of KAYAK by Priceline.com Inc.