Tools

Offsite ads margin checker

See true profit after automated marketplace referral penalties (typically 12%–15%) plus ads, COGS, shipping, and payment fees.

Net margin after referral penalty

$11.91

24.8% net · penalty removes $7.20 vs no-referral margin

Margin without penalty: $19.11 (39.8%)
Referral penalty: $7.20
Payment fee: $1.39
Gross before ads/fees: $29.50

Need a free offsite ads margin checker? This marketplace referral fee calculator and Amazon offsite ads margin tool subtracts 12%–15% referral penalties from your profit so you know if external traffic still pays. Use it as an eBay promoted listings margin calculator, marketplace advertising ROI tool, or seller fee impact calculator before scaling offsite campaigns.