Business Functions Pro Edition 

Business Functions Pro Edition is a function library for Microsoft Excel with 508 functions for financial modeling, business planning and financial projections, including date, projections and discounted cashflow functions.
excel add-in add-in functions function library business plan budget dcf discounted cash flow

Business Functions Standard Edition 

Business Functions Standard Edition is a function library for Microsoft Excel with 391 functions for financial modeling, business planning and financial projections, including date, projections and discounted cashflow functions.
excel add-in add-in functions function library business plan budget dcf discounted cash flow

Business Functions Basic Edition 

Business Functions Basic Edition is a free function library for Microsoft Excel with 122 functions for financial modeling, business planning and financial projections, including date, projections and discounted cashflow functions.
excel add-in add-in functions function library business plan budget dcf discounted cash flow