Know Your Numbers.
Scale Your Store.

Instant profit calculators that show exactly what you keep on every sale — before you spend a cent on ads or inventory.

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Each calculator is purpose-built for one decision. Enter your numbers, get a clear answer in seconds.

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Dropshipping Profit Calculator

See your exact net profit per sale after every cost — product, shipping, platform fees, payment processing, ad spend, and returns. Supports Shopify, eBay, Amazon, Etsy, and WooCommerce.

Net Profit Net Margin % ROI Break-Even Ad Cost Monthly Projections
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eBay Fee Calculator

Calculate your exact take-home after eBay final value fees, promoted listings, and payment processing. Know your real margin before you list.

Final Value Fee Net Payout True Margin % Promoted Listings
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Product Margin Calculator

Enter your sell price and cost to get gross margin, net margin, and markup %. Supports platform fee presets for Shopify, Amazon, eBay, and Etsy.

Gross Margin % Net Margin % Markup % Net Profit
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Why It Matters

Most sellers don't know their real profit margin

Subtracting product cost from selling price is not profit. Every platform takes a cut. Every payment processor charges a fee. Ads cost money per sale. Returns eat into margins.

By the time you add it all up, what looked like 40% margin can be 8% — or negative. These calculators show the complete picture in under a minute.

Set ad budgets with confidence Break-even ad cost shows your exact CPA ceiling before launching any campaign.
Evaluate products before you commit Run any product through the calculator before spending on samples or ads.
Know when a margin is actually scalable A 12% margin feels fine at 10 sales. At 1,000 it leaves no room for anything to go wrong.
~62%
of new dropshippers price products without factoring in all platform and payment fees — leading to margins far lower than expected.
20–30%
net margin is the target zone for a scalable product. Below 15% and ad cost volatility can make any month unprofitable.
3–5×
the total fee load sellers discover when they first run a proper calculation — platform + payment + returns + ads combined.

See your real profit in under a minute

Enter your product cost, fees, and ad spend. Get exact net profit, margin %, and break-even ad cost — instantly.

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