What are the cashier software and cashier apps? What are they for?

Common cashier software, cashier APP are: 1. Cashier treasure: Alipay's cashier software, supports mobile payment, QR code payment and other payment methods, can be customized to the goods and cashier information, and provides easy-to-use data analysis functions. 2. WeChat Pay: merchants supporting WeChat Pay can use WeChat Pay to cashier, you need to install the WeChat Pay cashier assistant or access the WeChat Pay SDK. 3. POS machine: traditional cash machine, can realize cash, swipe, sweep code and other payment methods, commonly used in brick-and-mortar stores. 4. SDK. 3. POS: traditional cashier machine, which can realize cash, card, code scanning and other payment methods, commonly used in physical stores. 4. Aggregate payment platform: such as Jingdong Pay, UnionPay Online, etc., which can integrate a variety of payment methods and provide safe payment services. These cashier software and cashier APP are mainly used for payment and collection operations in commercial establishments, which can improve cashiering efficiency, reduce the error rate, better manage sales data, facilitate access to a variety of payment methods, meet the needs of consumers for a variety of payments, and enhance the consumer experience.