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This calculator uses the compound interest formula: A = P(1 + r/n)nt, where P is the initial investment, r is the annual interest rate, n is the number of compounding periods per year, and t is the number of years.
Compound interest helps your money grow faster because it earns interest on both the initial investment and on previous interest earned. The more frequently it compounds, the more you earn.
Adjust the investment amount, interest rate, and time to see how different variables affect your total return. It's a great tool for comparing savings accounts, CDs, and investment growth projections.
Coming soon: simple investment tools and strategies for long-term growth.
Compound interest allows your money to grow faster than simple interest by earning interest on both your original amount and the interest that accumulates over time. It’s the secret weapon behind many long-term investment and savings strategies.
To use this calculator, enter your starting amount, annual interest rate, number of years you plan to invest, and how frequently the interest is compounded (daily, monthly, quarterly, etc.). The result shows your estimated future balance — giving you insight into how even modest contributions can grow significantly over time.
Whether you’re saving for retirement, building a college fund, or just exploring the power of interest, this tool helps you visualize the payoff of staying consistent and patient.
Calculate how savings grow over time when interest compounds. Perfect for investors and savers alike.