Know Your Real Profit.
Every Sale. Every Delivery.
Free calculators that show exactly how much you keep after platform fees, taxes, and expenses. No signup required.
Etsy Fee Calculator
Calculate your real profit after Etsy listing fees, transaction fees, and payment processing.
eBay Fee Calculator
Find out how much eBay keeps from your sale including final value fees and payment processing.
Poshmark Fee Calculator
Calculate Poshmark commission and your take-home pay for any listing price.
Mercari Fee Calculator
See your actual earnings after Mercari selling fees and payment processing costs.
Depop Fee Calculator
Calculate Depop fees and figure out your net profit on every sale.
DoorDash Tax Calculator
Estimate how much you owe in self-employment and income taxes as a DoorDash driver.
Uber Eats Tax Calculator
Calculate your estimated quarterly and annual taxes as an Uber Eats delivery driver.
Instacart Earnings Calculator
Estimate your real hourly earnings as an Instacart shopper after expenses.
Grubhub Tax Calculator
Figure out your tax liability as a Grubhub delivery driver including self-employment tax.
DoorDash Mileage Calculator
Track your delivery miles and calculate your IRS mileage deduction to lower your tax bill.
Why Use Seller Calc?
Whether you sell on Etsy, eBay, or Poshmark, or drive for DoorDash and Uber Eats, knowing your real profit is critical. Platform fees, transaction costs, payment processing, and taxes can eat into your earnings more than you think.
Our free calculators help you understand exactly how much you keep from every sale or delivery, so you can price smarter, save for taxes, and grow your income with confidence.
Marketplace Fee Calculators
Every selling platform takes a cut. Etsy charges listing fees plus a 6.5% transaction fee. eBay takes a final value fee that varies by category. Poshmark takes a flat 20% on sales over $15. Our calculators break down every fee so there are no surprises.
Gig Worker Tax Calculators
As an independent contractor, you are responsible for paying your own taxes — including the 15.3% self-employment tax that many gig workers forget about. Our tax calculators estimate your federal income tax, self-employment tax, and state tax so you can set aside the right amount from every paycheck.