Monni NV provides electronic payments processing and management solutions in Belgium. The company offers payment terminals that process transactions and connect to POS systems for payment handling, including mobile terminals with printers and compact mobile terminals. The company offers POS systems that integrate sales, orders, inventory management, and reports into a single solution, including POS cash registers and kiosks for customer ordering. It also offers installation, support, and rental options for its terminals. The company caters to catering and hospitality, liberal professions, retail and service points, and government and public sector. The company was formerly known as Keyware Technologies NV and changed its name to Monni NV in May 2026. The company was incorporated in 1996 and is headquartered in Zaventem, Belgium.