Free tax calculators for freelancers & self-employed professionals
Interactive tax calculators built specifically for freelancers, independent contractors, and small business owners. State-specific. Always free.
Calculate your federal SE tax (15.3%), income tax, and state tax on freelance income. See your take-home pay and quarterly estimated payments.
Calculate your quarterly estimated tax payments to avoid IRS underpayment penalties. Includes safe harbor calculation.
Figure out what hourly rate you need to charge to hit your income goals after taxes and expenses.
Compare your total tax liability as a sole proprietor, single-member LLC, and S-Corp. See which saves you the most.
Estimate your Schedule C deductions and see how they reduce your tax bill. Covers home office, vehicle, equipment, and more.
In-depth guides to help you understand your tax obligations and keep more of what you earn. View all guides →
How the One Big Beautiful Bill Act changes your QBI deduction, child credits, SALT cap, and more — with worked examples at real income levels.
Read Guide →OBBBA quadrupled the SALT cap. The headlines said "huge win for blue states." The math is more interesting — here's who the new cap actually helps.
Read Guide →The gap between the cheapest and most expensive states is over $8,000/year at $100K. See where every state falls and what the rates alone don't tell you.
Read Guide →Due dates, the 100%/110% safe harbor rule, the underpayment penalty math, and the first-year freelancer exception — explained with worked examples.
Read Guide →Simplified vs. actual method, the exclusive-use rule, and the depreciation recapture trap that almost nobody warns you about. Renter and homeowner examples.
Read Guide →Reasonable salary, payroll cost, QBI shrinkage, and state franchise tax. The real breakeven is higher than influencers tell you — here's the math.
Read Guide →Every number traces back to an official source. See the full calculation pipeline, our data sources, and why your financial data never leaves your browser.
Read Guide →