A mutual fund lumpsum calculator is an easy and effective way to estimate your corpus. By simply inputting the lumpsum investment amount, duration of investment, and the estimated annual rate of return, you can get an approximate value of your investment in seconds. A lumpsum investment calculator is a software tool you can use to calculate an estimated maturity value of your lumpsum investment in mutual funds . In simple terms, a mutual fund lumpsum calculator will tell you the estimated future value of your investment made today at a certain rate of interest. Use ET Money's Lumpsum Investment Calculator to estimate your returns on mutual funds and other investments. Plan your investments smartly and calculate potential growth online! The ClearTax Lumpsum Calculator shows you the return on a lump-sum investment. You may use the calculator to calculate the return on a lump sum mutual fund investment over a period and an expected rate of return. You can select investments that give return above inflation for financial goals such as a child’s education and marriage, retirement planning, or buying a dream house.