CalcToolVault

Investing & Savings Calculators

Compound growth, savings goals, emergency funds, and what inflation quietly does to your money.

13 calculators in this category

529 College Savings Calculator

Project a 529 balance against rising tuition costs and find the monthly contribution that closes the gap.

CAGR Calculator

Find the compound annual growth rate between two values, and see why it differs from the average yearly return.

CD Interest Calculator

Project maturity value for a certificate of deposit, compare terms, and check the cost of breaking it early.

Compound Interest Calculator

See what regular contributions plus compound growth turn into over time — and how much of the total is growth rather than deposits.

Dividend Reinvestment (DRIP) Calculator

Project a dividend portfolio with reinvestment, dividend growth and share price appreciation over time.

Dollar-Cost Averaging Calculator

Compare investing a lump sum now against spreading it out over time, in both a rising and a falling market.

Emergency Fund Calculator

Size a realistic emergency fund from your actual essential expenses, then see how long it takes to fill the gap.

Inflation Calculator

See what your money will actually be worth later, and what you would need to keep the same standard of living.

Investment Return Calculator

Turn a starting and ending value into total return, annualised return (CAGR), and a comparison against a benchmark.

NPV & IRR Calculator

Discount a stream of cash flows to present value, find the internal rate of return, and see the payback period.

Rule of 72 Calculator

Estimate how long money takes to double at a given return — and check the shortcut against the exact maths.

Savings Goal Calculator

Work out the monthly deposit that actually reaches your target — or how long your current pace will really take.

Savings Interest Calculator

Calculate what a high-yield savings account or CD actually pays, including the difference between APR and APY.

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