Calculate the future value of monthly savings with compound interest. Plan your savings goals and see your money grow over time. Figures never leave your device — every calculation runs locally in your browser.
Calculate compound interest on a single principal. See how your money grows over time with different compounding frequencies. Figures never leave your device — every calculation runs locally in your browser.
Calculate monthly mortgage payments with amortization schedule. Enter loan amount, interest rate, and term to see total interest paid. Figures never leave your device — every calculation runs locally in your browser.
Projects the future value of recurring mutual-fund investments using compounded monthly returns based on historical or assumed growth rates. Figures never leave your device — every calculation runs locally in your browser.
Calculate revenue growth rate by comparing current period revenue to previous period. Track your business growth over time. Numbers never leave your device — every calculation runs locally in your browser.
Calculate Monthly Recurring Revenue from customer count and average revenue per account (ARPA), with monthly, annual, and ARPU readouts. Example: 120 customers at $49 ARPA = $5,880 MRR. Numbers never leave your device — every calculation runs locally in your browser.
Future value of your savings based on initial deposit, monthly contributions, interest rate, and time horizon. Shows a year-by-year table of balance, total contributions, and interest earned.
Yes. Interest compounds based on your selected frequency (monthly, quarterly, annually). More frequent compounding produces slightly higher returns.
No — there is no goal mode. Set the years field to your horizon and read the balance; adjust the horizon until the balance covers your target.
Savings accounts: 2-5%. Fixed deposits: 5-7%. Index funds: 8-12% (historical average, not guaranteed). Use conservative estimates for realistic planning.
No. All calculations run locally in your browser. No financial data is transmitted.
$10,000 initial plus $500/month at 5% compounded monthly reaches $94,111 — $70,000 contributed plus $24,111 interest, shown year-by-year. The Compounds/Year select (Annual through Daily) re-runs the same per-period loop, so compare Monthly vs Daily to see frequency’s small edge.
Compound Interest Calculator
Calculate compound interest on a single principal. See how your money grows over time with different compounding frequencies. Figures never leave your device — every calculation runs locally in your browser.
Retirement Calculator
Project your retirement savings based on current age, savings, monthly contributions, and expected returns. Plan for a comfortable retirement. Figures never leave your device — every calculation runs locally in your browser.
Last updated October 2026