📈 Savings & Investing Calculators

Find sign-changing internal rates of return for regular signed cash flows, including multiple-IRR warnings.

Estimate a financial-independence target and the time to reach it using a configurable planning withdrawal rate.

Estimate certificate-of-deposit interest and maturity value from disclosed APY and exact term dates.

Discount a signed series of monthly, quarterly, or annual cash flows to period zero.

Project employee contributions, a capped employer match, salary growth, and investment growth in a 401(k).

Project a Roth IRA to retirement age with growing contributions and monthly or year-end timing.

See how a lump sum plus optional regular deposits grows over time with compound interest.

Project how regular monthly investing plus an expected return builds wealth over time.

Find out exactly how much to save each month to reach a target amount by a set date.

Estimate your retirement pot from your current savings and monthly contributions, and the income it could provide.

See how inflation changes the value of money over time and what a sum will be worth in future.

Calculate return on investment as a total percentage and an annualised rate.

Work out the compound annual growth rate between a starting and ending value.

Calculate a stock's dividend yield and the passive income your investment could generate.

Add up what you own and subtract what you owe to see your total net worth and financial health.

Calculate simple interest and the ending balance from a principal, fixed annual rate, and time in years.

Convert a nominal annual interest rate into APY and estimate one year of compounded interest.

Discount one future lump sum to its value today using a fixed annual rate, time, and compounding frequency.

Project what one present lump sum could become at a fixed annual rate and compounding frequency.