1040Income tax
Federal Income Tax EstimatorEnter wages, dependents and withholding to estimate your federal tax, your refund or balance due, and the marginal and effective rates behind it.
Tax calculators
Six calculators for the questions people actually ask before they hire anyone: what will I owe, how much should I set aside, is my withholding right, and is itemizing worth the paperwork. Everything runs in your browser. Nothing is uploaded and nothing asks for an email address.
SE1099 taxes
Self-Employment Tax & Quarterly PaymentsTurn 1099 or Schedule C profit into the self-employment tax you owe, the deductible half, and four quarterly payment amounts with their due dates.
W-4Withholding
Paycheck Withholding CheckupCompare what your employer has withheld so far against your projected year-end tax, and see the per-paycheck adjustment that closes the gap.
SCH ADeductions
Standard vs Itemized DeductionsAdd up mortgage interest, state and local tax, charity and medical costs to see whether itemizing beats the standard deduction, and by how much.
SCH DCapital gains
Capital Gains Tax EstimatorSee how a sale is taxed at short-term versus long-term rates, where the 0%, 15% and 20% thresholds fall, and when the 3.8% investment tax applies.
DOCSDocuments
Tax Document ChecklistA 40-point interactive checklist of everything a preparer may ask for, grouped by situation. Your progress saves in your browser.