Estimate the monthly payment and total interest for any fixed-rate loan.
M = P · r(1+r)ⁿ / ((1+r)ⁿ − 1)
A $20,000 loan at 8% for 5 years: r = 0.00667, n = 60. Monthly payment ≈ $405.53, total interest ≈ $4,332.
Whether you're financing a car, consolidating debt or funding a business, a loan calculator turns abstract interest rates into concrete monthly numbers you can budget for.
APR includes fees and represents the true annual cost; the interest rate is used to compute the payment.
Most lenders allow it, and paying extra toward principal reduces total interest.
Estimate your monthly mortgage payment based on home price, down payment, interest rate and loan term.
See how compound growth turns steady contributions into serious money.
Measure how well an investment performed — in total and per year.