✦ Calculator Directory

All Financial Calculators

Every free tool on the site in one place. Pick a calculator to project your money’s growth, plan for retirement, or estimate the time value of a sum today.

Investing

Compound Interest Calculator

See how savings and investments grow with compound interest, monthly contributions, tax and inflation.

Investing

Investment Growth Calculator

Project the future value of an investment portfolio with regular contributions and compounding returns.

Investing

Rule of 72 Calculator

Estimate how many years it takes your money to double from a single rate of return.

Investing

Future Value Calculator

Calculate the future value of a lump sum and recurring payments at a given interest rate.

Savings

Savings Growth Calculator

Watch a savings account grow over time with regular deposits and a chosen APY.

Savings

Emergency Fund Calculator

Find how much your safety net should hold and how long it takes to reach your goal.

Retirement

Retirement Calculator

Estimate the nest egg you could have at retirement based on contributions and expected returns.

Retirement

FIRE Calculator

Find your Financial Independence number and how many years it takes to reach early retirement.

New calculators are added regularly. This directory is the canonical index of every tool on Interest Growth Calculator — bookmark it to find the right calculator quickly, or start with our most popular compound interest calculator.