Marketplace & Seller Fee Calculator

TikTok Shop charges a 6% referral fee for most standard categories plus 2.9% + $0.30 payment processing on the order total. No listing fee — you only pay when an order completes.

Depop eliminated its 10% selling fee for US/UK sellers in 2024. US sellers now pay $0 selling fee plus 3.3% + $0.45 payment processing. No listing fee.

Whatnot charges an 8% commission on the item price (5% electronics, 4% coins/money) plus 2.9% + $0.30 payment processing on the full order total including shipping. No listing fees.

WFS charges a fulfillment fee based on item weight and dimensions (starting around $3.45), a monthly storage fee ($0.75/cu ft, roughly double during Oct–Dec peak), plus the standard 6–20% Walmart referral fee by category.

As of May 2026, Grailed charges 6% commission on sales under $120 and 9% on sales of $120 or more, plus a separate payment processing fee (typically 3.49% + $0.49 for domestic, Stripe-onboarded sellers). No listing fees.

Only on shipped orders — 10% with an $0.80 minimum. Local pickup sales are completely free.

Amazon FBA fees include a referral fee (typically 15%, category-dependent) plus FBA fulfillment fees based on size tier and weight.

For shipped fashion items, Depop is now typically lowest — its 10% fee was eliminated for US/UK sellers in 2024, leaving just ~4% effective (processing only). Facebook Marketplace is $0 for local pickup. Mercari usually beats Poshmark's flat $2.95 even under $15. Use the Compare tool to see every platform for your exact price.

Yes — completely free, no sign-up, no account required. All calculations run in your browser and your numbers never leave your device.