Lime is an American transportation company that provides dockless electric scooters and bikes for rent in cities and college campuses throughout the United States and Europe. The company was founded in January 2017 and is headquartered in San Francisco, California. Lime's mission is to provide a sustainable and affordable transportation option that reduces congestion and carbon emissions in urban areas. The Lime app allows users to locate and rent Lime scooters and bikes, and the company also offers a subscription service for frequent riders. Lime has faced regulatory challenges in some cities, but has continued to expand its services to new locations.