HCM, Refers to a broader or umbrella solution that covers every aspect of the HR function and workforce management. Today’s HRIS may include payroll management and time and labor. HRMS, Came into use as organizations began to use increasingly sophisticated software and automated tasks to perform their HR functions-though it is still used interchangeably with HRIS. As HR functions became more complex, HRIS incorporates processes such as talent acquisition, recruitment, and ongoing employee data management and processing. HRIS, Originally referred to a basic system of keeping administrative employee records. However, there can be subtle differences between the three, depending on which features a company chooses to enable. The terms HRIS, human resources management system (HRMS), and human capital management (HCM) are often used interchangeably. HRIS vs HRMS vs HCM - What are the differences?