The term 'Uber Rival' refers to the ride-sharing company Lyft, which is a direct competitor of Uber. Lyft was founded in 2012 and has since become one of the most popular ride-sharing companies in the world. It operates in over 300 cities across the United States and Canada, providing customers with an alternative to Uber. Lyft offers a variety of services, including carpooling, bike sharing, and scooter rentals.