NCH Copper POS is a point-of-sale software for small retail shops and cash registers that need a simple Windows or Mac checkout system. It manages products, inventory, taxes, refunds, coupons, and discounts and supports USB barcode scanners, receipt printers, and credit-card readers. Customizable receipts, multiple payment forms, multi-currency support, and inventory tools like reorder alerts and forecasting make it suitable for shops getting started with retail technology.