Periodic Compound Interest Calculator

Calculate compound interest using the formula A = P(1 + r)^t. Solve for total amount, principal, rate, or number of periods. Enter your values and select what to calculate.

Calculate:

Where: A = P(1 + r)^t

Total P+I (A): $

Principal (P): $

Rate per Period (R): % e.g. per year, month, day

Number of Periods (t): e.g. years, months, days