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

Estimated Tax Payments Calculator

Estimate your quarterly IRS tax payments to stay compliant and avoid underpayment penalties. Useful for freelancers, self-employed individuals, and anyone with income not subject to automatic withholding.

Expected Annual Income ($)

Prior Year Tax Liability ($)

Taxes Already Withheld ($)

Estimated Deductions ($)

Fill in the required fields to see your result.

Taxes

Quarterly Estimated Tax Calculator

Calculate how much to pay each quarter in estimated taxes to avoid IRS underpayment penalties. Designed for freelancers, self-employed workers, and anyone with income not covered by employer withholding.

Expected Annual Income ($)

Prior Year Tax Liability ($)

Expected Withholding & Credits ($)

Estimated Deductions ($)

Filing Status

Fill in the required fields to see your result.

Key differences

	Estimated Tax Payments Calculator	Quarterly Estimated Tax Calculator
Category	Taxes	Taxes
Inputs required	4	5
Result	Quarterly Payment Amount ($)	Quarterly Payment ($)
What it does	Estimate your quarterly IRS tax payments to stay compliant and avoid underpayment penalties. Useful for freelancers, self-employed individuals, and anyone with income not subject to automatic withholding.	Calculate how much to pay each quarter in estimated taxes to avoid IRS underpayment penalties. Designed for freelancers, self-employed workers, and anyone with income not covered by employer withholding.