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.
InvestingInvestment Growth Calculator
Project the future value of an investment portfolio with regular contributions and compounding returns.
InvestingRule of 72 Calculator
Estimate how many years it takes your money to double from a single rate of return.
InvestingFuture Value Calculator
Calculate the future value of a lump sum and recurring payments at a given interest rate.
InvestingFuture Value of Money Calculator
See what a single sum of money will be worth in the future at any rate and compounding frequency.
InvestingTime Value of Money Calculator
Convert between the present value and future value of money in either direction.
InvestingFuture Value of Annuity Calculator
See what regular payments grow to, for both ordinary annuities and annuity due.
InvestingFuture Value of Money Inflation Calculator
See both the nominal and inflation-adjusted real value of your money over time.
InvestingFuture Value of Ordinary Annuity Calculator
Find what end-of-period payments grow to, with the ordinary annuity formula.
InvestingGrowing Annuity Calculator
Find the future value of an annuity whose payments grow by a set rate each year.
Savings
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. Run a blog or website? Every calculator here is also available as a free embeddable widget you can drop straight into your own pages.