Centralizing online travel deals is smooth sailing for Kayak Software. Through websites KAYAK.com, swoodoo.com, and SideStep.com in more than 15 countries, it displays rates on airfare, hotels, rental cars, and cruises from more than 500 other travel websites. Kayak Software offers fare information from Continental Airlines and American Airlines, as well as prices from Funjet Vacations, Marriott International, and InterContinental Hotel Group, among others. Besides booking, Kayak Software's websites and mobile applications provide destination information, travel tips, member discounts, and hotel descriptions. Founded in 2004, Kayak Software is owned by Priceline but operates as an independent brand.