Tax Calculators
Income tax, GST, sales tax and capital gains calculators.
31 free tax calculators — no signup, mobile-friendly, formulas verified by our editorial team.
Featured tax calculators
Home Sale Capital Gains Tax Calculator
Federal capital gains tax on a home sale with the IRC §121 $250k/$500k principal-residence exclusion.
Paycheck Calculator (US)
Take-home pay after federal, FICA, and state taxes.
RSU Tax Calculator
Federal, FICA, and state tax on vested RSUs with 22%/37% supplemental withholding.
All tax calculators
Home Sale Capital Gains Tax Calculator
Federal capital gains tax on a home sale with the IRC §121 $250k/$500k principal-residence exclusion.
Paycheck Calculator (US)
Take-home pay after federal, FICA, and state taxes.
RSU Tax Calculator
Federal, FICA, and state tax on vested RSUs with 22%/37% supplemental withholding.
Alternative Minimum Tax (AMT) Calculator
2025 AMT exemption, 26/28% rates, and phase-out to see if you owe AMT.
Bonus Tax Calculator
IRS 22% supplemental method plus FICA and state on your bonus.
Capital Gains Tax Calculator
Calculate capital gains and tax on assets sold at a profit.
Capital Loss Carryover Calculator
$3,000/yr ordinary offset under §1211(b) with ST/LT character preserved on carryforward.
Effective Tax Rate Calculator
Effective vs marginal federal tax rate on your income.
ESPP Gain Calculator
Qualified §423 ESPP: ordinary income vs. capital gain on qualifying and disqualifying dispositions.
Estate Tax Calculator
2025 federal estate tax with $13.99M exemption, portability, marital and charitable deductions.
Estimated Quarterly Tax Calculator
IRS Form 1040-ES quarterly payment for self-employed filers.
FICA Tax Calculator
Social Security + Medicare withholding, including SECA for self-employed.
FSA Calculator
Healthcare FSA tax savings under the 2025 IRS contribution limit.
Gift Tax Calculator
2025 annual exclusion, lifetime unified credit and Form 709 filing check.
GST Calculator
Calculate GST inclusive and exclusive amounts.
Income Tax Calculator
Estimate your annual income tax across regions.
Kiddie Tax Calculator
2025 Form 8615 tiers: $1,350 exempt, next $1,350 at child's rate, above $2,700 at parent's rate.
Long-Term Capital Gains Calculator
0% / 15% / 20% federal LTCG plus 3.8% NIIT on assets held over a year.
Medicare IRMAA Calculator
2025 Part B and Part D IRMAA surcharges by MAGI and filing status.
Net Investment Income Tax (NIIT) Calculator
3.8% NIIT under IRC §1411 on the lesser of net investment income or MAGI over threshold.
Payroll Tax Calculator
Employer-loaded cost: FICA match, FUTA and SUTA on top of gross wages.
Qualified Dividends Tax Calculator
2025 preferential 0/15/20% rates on qualified dividends plus 3.8% NIIT stacking.
Retirement Tax Calculator
Federal tax on Traditional, Roth, Social Security and pension income.
Sales Tax Calculator
Add or remove sales tax from a given price.
Self-Employment Tax Calculator
15.3% SE tax (Social Security + Medicare) for freelancers and 1099 workers.
Short-Term Capital Gains Calculator
Federal tax on assets held one year or less, stacked on ordinary income.
State Income Tax Calculator
Top marginal state income tax across all 50 states plus DC (2025).
Stock Options (ISO/NSO) Tax Calculator
ISO AMT preference vs. NSO ordinary income at exercise, with cost basis and FICA breakdown.
Tax-Loss Harvesting Calculator
Federal tax saved by harvesting losses against gains and $3,000 of ordinary income.
VAT Calculator
Add or remove Value Added Tax (VAT) from any net amount.
W-4 Withholding Calculator
Federal tax withheld per paycheck using 2025 IRS brackets.
Popular in tax
Alternative Minimum Tax (AMT) Calculator
2025 AMT exemption, 26/28% rates, and phase-out to see if you owe AMT.
Bonus Tax Calculator
IRS 22% supplemental method plus FICA and state on your bonus.
Capital Gains Tax Calculator
Calculate capital gains and tax on assets sold at a profit.
Capital Loss Carryover Calculator
$3,000/yr ordinary offset under §1211(b) with ST/LT character preserved on carryforward.
Effective Tax Rate Calculator
Effective vs marginal federal tax rate on your income.
ESPP Gain Calculator
Qualified §423 ESPP: ordinary income vs. capital gain on qualifying and disqualifying dispositions.
Recently added
Home Sale Capital Gains Tax Calculator
Federal capital gains tax on a home sale with the IRC §121 $250k/$500k principal-residence exclusion.
Kiddie Tax Calculator
2025 Form 8615 tiers: $1,350 exempt, next $1,350 at child's rate, above $2,700 at parent's rate.
Net Investment Income Tax (NIIT) Calculator
3.8% NIIT under IRC §1411 on the lesser of net investment income or MAGI over threshold.
Capital Loss Carryover Calculator
$3,000/yr ordinary offset under §1211(b) with ST/LT character preserved on carryforward.
Qualified Dividends Tax Calculator
2025 preferential 0/15/20% rates on qualified dividends plus 3.8% NIIT stacking.
ESPP Gain Calculator
Qualified §423 ESPP: ordinary income vs. capital gain on qualifying and disqualifying dispositions.