Calculate the future value of your investments with compound interest and regular contributions. Plan retirement, savings goals, and investment strategies with precision.
Enter your initial investment, regular contributions, interest rate, and time period to see how your wealth grows with compound interest.
Visual representation of how your investment grows over time with compound interest and regular contributions.
Choose USD, INR, or GBP from the header dropdown to display all amounts in your preferred currency.
Input your starting lump sum amount (present value) that you're investing today.
Specify how much you'll contribute regularly and choose the timing (beginning or end of period).
Enter expected annual return, investment duration, and compounding frequency to model your scenario.
Review future value, interest earned, wealth multiplier, and year-by-year breakdown with interactive chart.
Future Value (FV) is the value of a current asset at a specified date in the future based on an assumed rate of growth. It's a fundamental concept in finance that helps investors understand how their money will grow over time through compound interest and regular contributions. FV calculations are essential for retirement planning, education savings, investment analysis, and long-term financial goal setting.
This calculator uses the comprehensive future value formula that accounts for both lump sum investments and regular periodic contributions:
FV = PV × (1 + r)ⁿ + PMT × [((1 + r)ⁿ - 1) / r] × (1 + r × type)
Where: FV = Future Value, PV = Present Value (initial investment), PMT = Periodic Payment (regular contribution), r = periodic interest rate (annual rate ÷ compounding frequency), n = total number of compounding periods (years × compounding frequency), type = 0 for end-of-period contributions or 1 for beginning-of-period contributions.
The formula consists of two main parts: (1) Lump Sum Growth: PV × (1 + r)ⁿ calculates how your initial investment grows with compound interest. (2) Contribution Series Growth: PMT × [((1 + r)ⁿ - 1) / r] × (1 + r × type) calculates the future value of all your regular contributions, considering whether they're made at the beginning or end of each period.
Albert Einstein reportedly called compound interest "the eighth wonder of the world." Unlike simple interest (calculated only on principal), compound interest earns "interest on interest," creating exponential growth. The effect becomes dramatic over long periods: a 7% annual return doubles your money approximately every 10 years (Rule of 72: 72 ÷ 7 = 10.3 years). This is why starting early is crucial—each additional year of growth significantly impacts final wealth.
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