Free Tools → Calculators
Business & Finance Calculators
37 free, instant calculators built for investors, salaried professionals, and small business owners. Updated 2026 IRS & market data. No signup required.
📈 Investment Calculators
Project returns from recurring contributions, lump sums, stocks, and mutual funds.
Retirement Withdrawal Calculator
How long your retirement nest egg lasts at a given draw rate.
Open Tool →Compound Interest Calculator
Classic compound interest formula with annual/monthly options.
Open Tool →Stock Average Calculator
Weighted average buy price across multiple lots.
Open Tool →Stock Return Calculator
Net P&L and CAGR including brokerage costs.
Open Tool →Dividend Yield Calculator
Current yield, yield-on-cost, and total income.
Open Tool →🏠 Loan & Mortgage Calculators
Monthly payment, eligibility, and prepayment savings for every loan type.
Mortgage Payment Calculator
Monthly P&I, taxes, insurance, total interest, amortization.
Open Tool →Loan Eligibility Calculator
Maximum loan amount you qualify for based on income.
Open Tool →Loan Prepayment Calculator
Interest saved by making extra principal payments.
Open Tool →Debt Payoff Calculator
Snowball or avalanche across every balance you owe, with what each order costs.
Open Tool →🎯 Financial Planning Calculators
Build your retirement, FIRE, and goal-funding roadmap.
Retirement Planning Calculator
Required nest egg and monthly savings target by age.
Open Tool →★ PopularFIRE Calculator
Financial Independence, Retire Early — the 25× rule.
Open Tool →★ Popular401(k) Contribution Calculator
Employer match, tax savings, and growth projection.
Open Tool →529 College Savings Calculator
Monthly target to beat tuition inflation.
Open Tool →Net Worth Calculator
Assets minus liabilities — your financial scorecard.
Open Tool →Goal Planning Calculator
Inflation-aware savings plan for any goal.
Open Tool →College Savings Calculator
Project the cost and required monthly savings.
Open Tool →🧾 Tax & Income Calculators
2026 IRS figures: federal brackets, paycheck withholding, capital gains, and more.
💼 Business & Accounting Calculators
Pricing, profitability, working capital, and project ROI.
Profit Margin Calculator
Gross, operating, and net margin breakdown.
Open Tool →★ PopularBreak-Even Calculator
Units and revenue needed to cover all costs.
Open Tool →Cash Flow Calculator
Monthly forecast and runway projection.
Open Tool →Working Capital Calculator
Liquidity ratios and operational health check.
Open Tool →ROI & CAGR Calculator
Return on investment + annualized CAGR.
Open Tool →IRR & XIRR Calculator
Internal Rate of Return for projects and investments.
Open Tool →Payback Period Calculator
Simple and discounted payback period.
Open Tool →Keep exploring
