Finance Calculators

Mortgage, income tax, investment, retirement, refinance, loans, and 90+ more US-tailored finance tools — accurate to 2026 IRS brackets and FICA limits.

144 calculators in this category

Whether you're buying your first home, optimizing tax strategy, planning retirement, or comparing investment options, this is the most comprehensive set of free US finance calculators online. Every tool runs entirely in your browser — your inputs never leave your device. Built around real 2026 figures: federal tax brackets, Social Security wage base ($184,500), conforming mortgage limit ($806,500), HSA + 401(k) contribution caps, and current Treasury rates. Cross-linked across the suite so you can move from "how much house can I afford" to "what mortgage points pay back" to "how does this fit my emergency fund" in one session.

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Mortgage Calculator

Calculate monthly mortgage payment (PITI), full amortization schedule, PMI drop-off, and extra payment savings.

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Paycheck Calculator (Take-Home Pay)

Calculate US take-home pay after federal income tax, Social Security, Medicare, and state income tax. Supports pre-tax 401(k), HSA, and health insurance.

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Time Card / Timesheet Calculator

Calculate weekly work hours from clock-in / clock-out times, lunch breaks, regular vs overtime hours under FLSA, and gross weekly pay.

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📈Compound Interest

Compound Interest Calculator

Project investment growth with compound interest, regular contributions, multiple compound frequencies, and inflation adjustment.

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Auto Loan Calculator

Calculate auto loan monthly payment with down payment, trade-in, sales tax, fees, and full amortization schedule.

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🏦401(k) Calc

401(k) Retirement Calculator

Project your 401(k) retirement balance with employer match, IRS contribution limits, and inflation-adjusted today’s dollars.

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Net Worth Calculator

Track assets minus liabilities. Compare your net worth to US median wealth by age (2022 Fed SCF data) and the classic "millionaire next door" target.

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📊Tax Bracket

US Federal Tax Bracket Calculator 2026

Calculate US Federal income tax (10-37% brackets), UK Income Tax, or custom progressive brackets. See marginal rate, effective rate, and take-home pay.

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High-Yield Savings Account (HYSA) Calculator

Project HYSA growth at today's top APYs (~4.0-4.5%), compare to traditional savings, and see after-tax interest with federal and state tax rates.

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All Finance Calculators

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