SAP FI, also known as Systems Analysis and Program Development Financial Accounting, is a software module that businesses rely on for financial accounting. SAP FI is a tool to manage data for transactions for a company or department. Businesses use the software to track finances and consolidate economic data into one place. SAP FI modules can work to track sales and purchases, inventory, taxes, accounts receivable, accounts payable, and international transactions. A business can also rely on SAP FI to track assets and create financial statements. SAP FI works with other SAP modules that monitor different aspects of an enterprise.