Uber Technologies Inc. is an American multinational transportation network company (TNC) offering services that include peer-to-peer ridesharing, ride service hailing, food delivery, and a bicycle-sharing system. The company is based in San Francisco and has operations in 785 metropolitan areas worldwide. Its platforms can be accessed via its websites and mobile apps.

Uber Mobile application allows consumers with smartphones to submit a trip request, the software program then automatically sends to the Uber driver nearest to the consumer, alerting the driver to the location of the customer.

As of 2019, Uber is estimated to have 110 million worldwide users. a 69.0% market share in the United States for passenger transport, and a 25% market share for food delivery. Uber has been so prominent in the sharing economy that the changes in industries as a result of it have been referred to as uberisation, and many startups have described their products as "Uber for X".