Compound Interest Calculator

Compound Interest Calculator

A compound interest calculator is an essential online tool for projecting future investment growth, calculating compound interest earned on principal with regular contributions, interest rate, compounding frequency, and time period accurately. This free compound interest calculator helps investors, savers, students, and retirees estimate wealth accumulation in savings accounts, CDs, stocks, mutual funds, or retirement plans like 401(k) and IRA. Users enter initial amount, monthly or annual contributions, expected annual return rate, compounding intervals (daily, monthly, quarterly, annually), and investment duration to instantly view final balance, total interest earned, and growth charts. Ideal for long-term financial planning, retirement projections, education funding, or comparing simple vs compound interest, it supports varying rates and inflation adjustments. Advanced compound interest calculators include tax considerations, withdrawal scenarios, and Monte Carlo simulations for realistic forecasts. In today’s financial world, a reliable compound interest calculator empowers informed decisions, maximizes savings potential, accelerates wealth building, and supports achieving long-term financial goals effortlessly.

Calculate the future value of an investment with compound interest based on principal, rate, time, and compounding frequency.

$0