How Much Does eBay Take From a Sale?Estimate eBay final-value and per-order fees, then see net profit before you list — free calculator, verified fee table, nothing uploaded.
How Much Does Etsy Take From Sellers?Break down Etsy listing, transaction, and payment-processing fees — then estimate take-home with a free browser calculator.
eBay vs Etsy vs Mercari Fees ComparedCompare eBay, Etsy, and Mercari seller fees on the same sale price, shipping, and cost — free side-by-side calculator.
Stripe vs PayPal vs Square Fees ComparedCompare Stripe, PayPal, and Square processing fees on one invoice amount — free calculator with verified published rates.
How to Calculate Your Freelance Hourly RateTurn salary goals, business expenses, and realistic billable hours into a sustainable freelance hourly rate — free calculator.
Profit Margin vs Markup (With Examples)Learn why profit margin and markup are different percentages — convert cost and price instantly with a free calculator.
Amazon Referral Fees ExplainedUnderstand Amazon category referral fees and estimate payout — FBA intentionally excluded until separately verified.
Mercari Seller Fees: What You KeepEstimate Mercari seller fees and net payout before you list — free calculator with a verified seller fee table.