Upflow is a B2B payment platform that provides Financial Relationship Management (FRM) and accounts receivable (AR) automation software to help companies collect payments faster. Founded in 2018, it integrates with accounting software like QuickBooks and NetSuite to manage invoices, automate workflows, provide customer payment portals, and offer real-time AR analytics. The company's mission is to help B2B businesses improve cash flow and customer relationships through its software.