17 free tools · US tax year 2026
Know what to charge,
set aside, and keep.
Transparent federal and state calculators for US freelancers, 1099 contractors, and one-person businesses. Every tax rate is dated and linked to a source trail. No signup, and the financial figures you enter stay in your browser.
Calculator library
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Taxes
Self-Employment Tax CalculatorOpenMileage Deduction CalculatorOpenQuarterly Estimated Tax CalculatorOpen1099 vs W-2 CalculatorOpenS-Corp vs LLC Tax CalculatorOpenState taxes
2026 State Income Tax CalculatorOpenRetirement & benefits
HSA Contribution CalculatorOpenSolo 401(k) Contribution CalculatorOpenSEP IRA Contribution CalculatorOpenPricing
Freelance Hourly Rate CalculatorOpenMarkup vs Margin CalculatorOpenBreak-Even CalculatorOpenClient Profitability CalculatorOpenCash flow
Late Payment Fee CalculatorOpenFreelance Runway CalculatorOpenPayment Processor Fee CalculatorOpenPayroll
True Cost of an Employee CalculatorOpenLearn the system
Guides behind the calculators.
Self-Employment Tax in 2026: What the 15.3% Really Applies To
The headline rate is 15.3%, but applying it directly to gross 1099 income produces the wrong answer. Start with business profit, then follow the Schedule SE sequence.
Read guide →Taxes · 10 minute readQuarterly Estimated Taxes for Freelancers in 2026
Estimated tax is a pay-as-you-earn system. The goal is not to predict a tax return perfectly; it is to pay enough, at the right times, to manage cash and generally avoid an underpayment penalty.
Read guide →Pricing · 8 minute readHow to Set a Freelance Rate That Covers the Whole Business
Salary divided by 2,080 is an employee wage, not a freelance price. An independent rate has to fund taxes, business costs, unpaid work, time off, risk, and eventually profit.
Read guide →Deductions · 10 minute read1099 Business Deductions: A Record-First Checklist
A useful deduction list starts with what the business actually spent and why, not with a promise that every freelancer can claim the same items.
Read guide →Deductions · 9 minute readMileage Logs for 1099 Work: What to Record and Reconcile
The mileage rate performs the multiplication. The hard part is proving which trips were business trips and keeping the annual total tied to real odometer records.
Read guide →Bookkeeping · 9 minute readHow Freelancers Should Reconcile Form 1099-K to Their Books
Form 1099-K reports a payment-flow number. It is a reconciliation document, not a ready-made profit-and-loss statement and not a substitute for the books.
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