Reseller Fee Calculator
Compare net profit and ROI across five major reseller platforms. All fee structures hardcoded with current rates.
What is a reseller fee calculator? A reseller fee calculator estimates net profit and ROI across selling platforms like Amazon FBA, eBay, Poshmark, Mercari, and Depop after factoring referral fees, fulfillment costs, payment processing, and shipping. Compare platforms side-by-side to find the highest-profit option for any item.
Your Listing
Sale Price
$0
Total Fees
$0
Net Profit
$0
ROI
0%
Fee Breakdown
—Compare All Platforms
Same listing, every platform
| Platform | Fees | Profit | ROI |
|---|
Related Reading
-
Best Apps for Resellers in 2026
The 15 best apps for resellers in 2026 — cross-listing tools, price research, inventory managers, and photo editors that save 10+ hours a week.
-
The Cheapest Way to Ship Items for Reselling in 2026
USPS Ground Advantage vs Flat Rate, Pirate Ship discounts, platform labels, and how to source free supplies.
-
How to Cross List on Multiple Marketplaces
Post one listing to eBay, Poshmark, and Mercari at once — and avoid the overselling traps that get sellers penalized.
-
Sell on Mercari Fast: 12 Proven Tips
Keyword titles, Smart Pricing, and Offers to Likers — the tactics that actually move inventory on Mercari today.
-
Tax Write-Offs for Resellers: The Complete Deduction Checklist for 2026
COGS, platform fees, shipping, mileage, home office, plus a plain-English 1099-K guide.