Free compound interest calculator to find the interest, final balance, and schedule using either a fixed initial investment and/or periodic contributions.

Dec 2, 2025 · If you'd prefer not to do the math manually, you can use the compound interest calculator at the top of our page. Simply enter your principal amount, interest rate, …

Aug 1, 2025 · Calculate interest, principal, rate or time using the simple interest formula I=Prt. Calculator for simple interest on savings or an investment with no interest compounding.

Oct 29, 2024 · Interest is the value that we add to a loan or a deposit to pay for the benefit of using someone else's money over time. Interest can be calculated in three basic ways. Simple …

Use this handy calculator to find out the simple or compound interest. Learn the difference between compound interest and simple interest

Use the interest calculator to calculate how much interest your savings account can earn. The higher your interest rate, or yield, the more your bank balance grows.

Test your knowledge of compound interest, the Rule of 72, and related investing concepts in our most popular investing quiz! There’s a trick question – can you spot it?

Use our compound interest calculator to see how your savings can grow over time. Calculate returns with different contribution amounts, interest rates, and compounding frequencies.

Free Interest Calculator helps you to compute interest on loans, savings accounts, investments. Change compound frequencies. Determine maturity dates.

Use our Interest Calculator to determine interest on loans, savings, or investments. Input principal, interest rate, and time to get accurate results for simple or compound interest.