FINANCIAL CALCULATOR

Compound Interest Calculator

Project how savings grow with regular monthly contributions.

Enter your information

ESTIMATED RESULT—
FORMULA

How this calculator works

Future value = principal(1+r)ⁿ + monthly deposits accumulated with interest

Use this calculator to explore a financial scenario and compare possible outcomes. Small changes to rates, terms, and contributions can materially change the result.

How to use it

  1. Starting amount ($) — enter the value that applies to your situation.
  2. Monthly contribution ($) — enter the value that applies to your situation.
  3. Annual return (%) — enter the value that applies to your situation.
  4. Years — enter the value that applies to your situation.
  5. Review the main result and the supporting figures.
  6. Change one value at a time to compare another scenario.

Keep in mind

This is an educational estimate, not financial, tax, lending, or investment advice. Actual rates, fees, payment schedules, and returns may differ.

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