Guides
The fee rules, without the mystery.
Four plain-English guides to the fees that decide your margin. Each one pairs with a calculator that does the math on your numbers.
eBay
eBay fees in 2026: the full stack
Final value fees, the $0.40 per-order fee, Store discounts, Promoted Listings, and the fee on shipping and sales tax.
Read the guide → AmazonAmazon FBA fees in 2026: every layer
Referral fees, fulfillment, the 3.5% fuel surcharge, storage, inbound, and why “Amazon takes 50%” can be true.
Read the guide → EtsyEtsy fees in 2026: listing, transaction, processing
The $0.20 listing fee, 6.5% transaction fee, 3% + $0.25 processing, and when Offsite Ads is worth it.
Read the guide → ShopifyShopify fees in 2026: plan, processing, apps
Basic vs Grow vs Advanced, Shopify Payments, third-party gateway surcharges, and the break-even volume.
Read the guide → Not sure which marketplace fits? The comparison tool runs the same sale through eBay, Etsy, Shopify, and Amazon FBA side by side.
More fee answers
Specific prices, categories, and break-evens.
eBay fees on a $100 sale 6 min read → eBay fees on a $500 sale 6 min read → Is an eBay Store worth it? 7 min read → eBay Promoted Listings: what ad rate still leaves a profit? 6 min read → Amazon referral fees by category 6 min read → Amazon FBA size tiers and fulfillment fees 7 min read → Etsy fees on a $25 sale 5 min read → Etsy Offsite Ads: when the 15% fee still makes sense 6 min read → Shopify vs Etsy fees: which keeps more? 6 min read → Marketplace fees for clothing 6 min read →