The COUPNCD function in Excel returns the next coupon date after the settlement date of a bond.In simple words, it helps you find out when the bond will make its next interest payment after you purchase it. This function is very helpful in bond investment calculations, pricing, and financial reporting.

The COUPDAYSNC function in Excel calculates the number of days from the settlement date to the next coupon date for a bond. In simple terms, it answers:"How many days are left until the next interest payment?"

The COUPDAYS function in Excel returns the number of days in the coupon period that contains the settlement date of a bond.In other words, it tells you how many days are in the full coupon period (between two coupon payments) where your purchase date falls.

The ACCRINT function in Excel calculates the accrued interest for a security (like a bond) that pays periodic interest.It is widely used in financial analysis, especially when working with bonds, loans, or any investment product that generates interest over time.