The United Nations Procurement Division is responsible for the establishment of contracts for the acquisition of a wide variety of goods, works and services for the UN Headquarters, peacekeeping missions, etc. involving very complex supply chain. The division also oversees purchases of requirements for its Offices Away from Headquarters, UN Tribunals and commissions worldwide. It is largest buying resource in the United Nations system.

The "UN Procurement" App offers real-time access to information related to business opportunities and strategic sourcing such as requests for expression of interest, future projects, business seminars, tenders, bids and contract awards. The App gives vendors and suppliers a tool to share and transfer information internally on the go. The App also includes contact information on UN buyers.