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

Taxes

Income Tax Calculator

Estimate your US federal income tax liability by entering your annual gross income, filing status, and standard deduction — the calculator subtracts the deduction and applies a simplified single rate per filing status. A back-of-envelope tool; for accurate progressive bracket math use the full bracket calculator.

Fill in the required fields to see your result.
Taxes

Income Tax Calculator

Calculate income tax owed by applying a flat tax rate to total income — a simplified shortcut for estimating tax burden in flat-rate jurisdictions or for back-of-envelope marginal-rate math. Use it for quick gut-checks; for real US federal tax which uses progressive brackets, use a dedicated tax-bracket calculator instead.

Fill in the required fields to see your result.

Key differences

Income Tax CalculatorIncome Tax Calculator
CategoryTaxesTaxes
Inputs required32
ResultFederal Tax Owed ($)Annual Tax Owed ($)
What it doesEstimate your US federal income tax liability by entering your annual gross income, filing status, and standard deduction — the calculator subtracts the deduction and applies a simplified single rate per filing status. A back-of-envelope tool; for accurate progressive bracket math use the full bracket calculator.Calculate income tax owed by applying a flat tax rate to total income — a simplified shortcut for estimating tax burden in flat-rate jurisdictions or for back-of-envelope marginal-rate math. Use it for quick gut-checks; for real US federal tax which uses progressive brackets, use a dedicated tax-bracket calculator instead.