Tricycles are used by children and adults. In the United States and Canada, adult-sized tricycles are used by senior adults for recreation, shopping, and exercise. In Asia and Africa, tricycles called pedicabs are used to transport passengers; tricycles are also used to transport freight and make deliveries. In the Philippines, a tricycle is a public (for-hire) vehicle consisting of a motorcycle and an attached passenger sidecar, and should not be confused with an unmotorized three-wheeled pedicab is known as a trisikad.
Human-powered trikes are powered by pedals or hand cranks. Motorized trikes can be powered by motorcycle engines, smaller automatic transmission scooter motors, or electric motors.
They are a type of tricycle designed to carry passengers on a for hire basis. Cycle rickshaws are widely used in major cities around the world, but most commonly in cities of South, Southeast and East Asia.