Duo World, Inc. is an information technology and software solutions company. The firm's products include DuoSubscribe, which is a cloud-based solution for subscription management and billing, FaceTone, a communication and collaboration platform that provides the capability of operating on-premises or cloud-based PABX, IVR or call centers, and SmoothFlow, a tool that allows businesses to develop and deploy conversational automation to be conducted by machines without human intervention. It also provides a business intelligence and data visualization tool. Its communications and collaboration platforms are used by banks, retail chains, and financial conglomerates in Sri Lanka. The company was founded by Muhunthan Canagasooryam on September 19, 2014 and is headquartered in Henderson, NV.