Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Compound Interest Calculator

Project the future value of an investment given a lump-sum principal, recurring monthly contributions, an annual rate, and a compounding frequency. Use it for long-horizon planning — retirement, college funds, or any goal where reinvested earnings drive the bulk of growth.

Initial Investment ($)

Monthly Contribution ($)

Annual Interest Rate (%)

Time Period (years)

Compounding Frequency

Fill in the required fields to see your result.

Economics

Present Value Calculator

Discount a future cash amount back to today's value using PV = FV / (1 + r)ᵗ. The foundation of every cash-flow valuation in finance — bonds, equities, projects, real estate, insurance, and any decision that trades current money against future money.

Future Value ($)

Discount Rate (%)

Number of Periods (years)

Fill in the required fields to see your result.

Key differences

	Compound Interest Calculator	Present Value Calculator
Category	Investing	Economics
Inputs required	5	3
Result	Future Value ($)	Present Value ($)
What it does	Project the future value of an investment given a lump-sum principal, recurring monthly contributions, an annual rate, and a compounding frequency. Use it for long-horizon planning — retirement, college funds, or any goal where reinvested earnings drive the bulk of growth.	Discount a future cash amount back to today's value using PV = FV / (1 + r)ᵗ. The foundation of every cash-flow valuation in finance — bonds, equities, projects, real estate, insurance, and any decision that trades current money against future money.