Systematic Investment Plan calculator, commonly known as SIP, is a famous investment approach to invest in Mutual Funds. By investing in an SIP, investors can plan their investments by choosing a fixed amount to be invested at regular intervals in various Mutual Fund Schemes. The investment is done periodically, usually with an interval being monthly, quarterly or semi-annually. The mutual fund scheme can also be chosen by the investors, depending on their financial goals and expected rate of return.