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For gig workers

Gig Worker Tax Calculator

Short answer

Gig apps pay you the full amount and leave the tax to you. Enter what you kept after costs to see the self-employment tax on your gig income and how much to hold back. It runs in your browser, and nothing you type is stored or sent.

Self-employment tax calculator

A side gig on top of a job

If you have a W-2 job and a side gig, the job already uses part of the Social Security wage base. Enter your W-2 wages in the box so the estimate is closer.

Gig income counts even when it is small. Net earnings of $400 or more for the year are subject to self-employment tax.

  • Track every payment: apps may report them on a 1099-K or 1099-NEC, or not at all.
  • Keep receipts for supplies, fees and the business share of your phone.
  • Keep a mileage log if you drive for your gig.

How it's calculated

Self-employment tax = Social Security + Medicare on 92.35% of your profit

  • Net earnings = profit × 92.35%.
  • Social Security = 12.4% of net earnings, up to a wage base of $184,500.00. Wages from a job use up part of that base first.
  • Medicare = 2.9% of net earnings, with no limit.
  • Additional Medicare tax = 0.9% on earnings above $200,000.00 (single), $250,000.00 (married filing jointly) or $200,000.00 (head of household), counting wages.
  • Under $400.00 of net earnings there is no self-employment tax.

The rates and limits come from the same IRS and SSA figures as our quarterly tax calculator.

Worked example

Example · single, $18,000.00 profit, $40,000.00 of wages
Net earnings$16,623.00
Social Security$2,061.25
Medicare$482.07
Self-employment tax$2,543.32
Share of profit14.1%
Deductible half$1,271.66
A single person with a $40,000 day job and $18,000 of side-gig profit. It leaves out income tax, state tax and credits.

Other calculators for gig workers and people with a side hustle

Keep the records with ReceiptKit

ReceiptKit is a receipt scanner with a business or personal switch, tax paid totals and exportable reports. Scan your business receipts as you pay, and your costs are ready when you need to lower your profit. See the tax report and export features.

FAQ

Do I pay tax on side gig income?

Yes. Side-gig income is self-employment income, and you owe self-employment tax on net earnings of $400 or more for the year.

What if the app sends me no tax form?

You still owe the tax. The IRS says self-employment income is taxable whether or not you get a form, so keep your own records.

Does my day job change the calculation?

It can. Wages from the job count toward the Social Security wage base, and they can change when the Additional Medicare tax starts.

Can gig expenses lower this tax?

Yes. Subtract the business costs you can prove from your gig income and enter the profit. Lower profit means lower self-employment tax.

Sources

Rates and rules checked on official IRS and SSA pages on 2026-10-25. This calculator gives an estimate of U.S. federal self-employment tax only. It is not tax advice and does not calculate income tax, state tax, credits or special cases such as church employee income or farm income. Ask a tax professional before you file or make a payment.

Keep every receipt ready for tax time.

ReceiptKit keeps receipts, deductions and exports together with no sign-up.

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