Free Tax Tools
Tax Calculators and Tools for the Self-Employed
Free calculators and reference materials to help you understand your tax obligations, estimate payments, and find deductions you might be missing.
Self-Employment Tax Calculator
Enter your income and expenses to see your SE tax, income tax, effective rate, and quarterly payment estimate.
Quarterly Estimated Tax Calculator
Calculate your quarterly estimated tax payments with exact due dates and safe harbor amounts.
Tax Deduction Estimator
Answer 10 quick questions to find out how much you might be missing in tax deductions. Takes under 2 minutes.
Schedule C Cheat Sheet
Every Schedule C expense line explained with real examples. A quick reference for categorizing business expenses.
Downloadable PDF Checklists
Download profession-specific tax deduction checklists as PDF files. Available on every industry checklist page.
Ready to Organize Your Expenses?
Upload your bank or credit card CSV and get every transaction categorized into Schedule C lines automatically.
Get My Expenses Organized