TaxDecoded

Tax Calculators

Interactive tools updated for the One Big Beautiful Bill Act. Built by a licensed CPA.

Standard vs. Itemized

Should I Itemize?

Compare your itemized deductions against the standard deduction — including the new $40,000 SALT cap and enhanced senior deduction.

6 New Deductions

OBBBA Deduction Qualifier

Find out which of the 6 new OBBBA deductions you qualify for — tips, overtime, auto loan interest, senior bonus, SALT increase, and child tax credit.

Self-Employment

Side Hustle Tax Calculator

Calculate your SE tax + income tax on side hustle income, with a quarterly payment plan or W-4 adjustment.

Tax Brackets

Tax Bracket Visualizer

See exactly how the 2026 federal tax brackets apply to your income — marginal vs. effective rate, dollar by dollar.

Withholding

W-4 Withholding Optimizer

Calculate the perfect W-4 settings to avoid owing taxes or giving the IRS an interest-free loan.

Filing Status

MFJ vs. MFS Calculator

Compare Married Filing Jointly vs. Separately — see which status saves you more including credits and deduction limits.

Quarterly Taxes

Estimated Tax Payment Calculator

Calculate quarterly estimated tax payments with safe harbor rules to avoid underpayment penalties.

Investments

Capital Gains Tax Calculator

Calculate capital gains tax on stocks, crypto, and real estate — including NIIT and home sale exclusion.

Rental Property

Rental Property Tax Calculator

Calculate net rental income, depreciation, passive loss limits, and tax impact for your rental property.

Earned Income

Earned Income Credit Qualifier

Find out if you qualify for the EIC and calculate your credit — up to $8,231 for 2025.

Child Tax Credit

Child Tax Credit Maximizer

Calculate your CTC with the new $2,200 per child amount, phaseout impact, and refundable ACTC.

Education

Education Credit Calculator

Compare AOTC vs. Lifetime Learning Credit plus the student loan interest deduction — find your best benefit.