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Calculators for side hustlers
Every calculator on this site is free, instant, and runs entirely in your browser — your numbers never leave your device. Pick the one that fits your side hustle.
Self-Employment Tax Calculator
Estimate Social Security, Medicare, and the 0.9% additional Medicare surtax on your Schedule SE earnings. Includes quarterly payment estimate.
For: 1099 contractors, freelancers, sole proprietors
Open calculator →Gig Earnings Calculator
What you actually make on Uber, DoorDash, Etsy, Fiverr, Airbnb, and more — after platform fees, IRS mileage deduction, self-employment tax, and federal income tax.
For: Uber, Lyft, DoorDash, Instacart, Etsy, Fiverr, Airbnb workers
Open calculator →Freelance Rate Calculator
Salary-to-freelance-rate. Accounts for self-employment tax, health insurance replacement, retirement, and the fact you can only bill 60% of your hours.
For: Freelancers, consultants, contractors going independent
Open calculator →What’s coming
More calculators are on the way — including a salary-to-freelance rate calculator, an S-Corp election break-even tool, and a quarterly tax safe-harbor planner. If there’s a specific calculation you keep doing by hand, let us know.
Also worth reading
Our guides walk through the topics the calculators touch on — quarterly tax due dates, deductions, and the rules that actually matter for side hustlers in the US.