A turnstile, also called a baffle gate, is a form of gate which allows one person to pass at a time. It can restrict the passage only to people who insert a coin or a ticket. Turnstile is widely used in stadiums, amusement parks, office lobbies, airports, and casinos. Turnstile is categorized into Full height turnstile, Tripod turnstile, Flap Barrier, and Wing gate. Turnstile can also be used as a paid access. Normally Turnstile gates are used in Metro rails, Organizations and tram stations.

Wide applications for Tripod turnstile are Business firms, Metro stations, airports etc., Flap and Wing turnstiles are used in business firms, Organizations, etc.,