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Free online compound interest calculator that shows the future value of your investment with a detailed period-by-period breakdown. Enter principal, annual rate, time in years, and compounding frequency (yearly, half-yearly, quarterly, monthly, or daily), and instantly see the total maturity value, total interest earned, and a full table of opening balance, interest earned, and closing balance for every compounding period. Supports ₹, $, and € currencies. All calculations run locally in your browser — nothing is uploaded or stored.

Features

  • Compound Growth Engine — Accurate future value calculation using the standard compound interest formula A = P(1 + r/n)^(nt), with full period-by-period breakdown.
  • Flexible Compounding Frequency — Choose from Yearly, Half-Yearly, Quarterly, Monthly, or Daily compounding to see how frequency affects returns.
  • Multi-Currency Support — Switch between ₹ (INR), $ (USD), and € (EUR) with proper locale-aware formatting.
  • Detailed Year-by-Year Table — Full table showing opening balance, interest earned, and closing balance for every period — perfect for reports and planning.
  • Copy & Download + 100% Private — One-click copy of summary or download the entire report as Forex-compound-interest-calculator.txt; all math runs client-side

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