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Business & LLC Calculators

1 free calculators

Calculate LLC costs, self-employment taxes, business entity comparisons, startup costs, and break-even analysis.

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Self-Employment Tax Calculator

Calculate self-employment tax for freelancers, contractors, and small business owners. See Social Security, Medicare, and total SE tax liability.

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About Business & LLC Calculators

Calculate LLC costs, self-employment taxes, business entity comparisons, startup costs, and break-even analysis. All calculators are free to use, require no sign-up, and provide instant results. Data is sourced from official government agencies and updated regularly to ensure accuracy.

Each calculator includes a detailed methodology section explaining the formulas used, data sources cited with verification dates, and frequently asked questions to help you understand the results.