Uber is an American company that offers vehicles for hire, food delivery, and package delivery. It began in 2009 as UberCab and launched its ridesharing service in 2011. Uber uses an app to connect riders to drivers, and has grown significantly since its founding to offer other services and become one of the largest transportation networks in the world, with over 100 million users. Technology is central to Uber's business model and has enabled its rapid growth and success.