Coin counters operate using various technologies such as weight-based counting, optical sensors, or magnetic detection to differentiate coin sizes and denominations. Once counted, the coins are either collected in separate compartments or packaged into rolls for easier handling and banking. These machines significantly enhance efficiency, minimizing errors associated with human counting and improving cash management processes. Additionally, coin counters are highly beneficial for businesses that frequently deal with loose change, as they help streamline financial operations and reduce labor costs.