

Bizmargin
Calculate true product net profit margins, break-even selling prices, and target margin scenarios after COGS, shipping, and ad spend. 100% free.
Features
Properties
- Lightweight
- Privacy focused
Features
- Support for multiple currencies
- Import CSV Data
- No Coding Required
- No Tracking
- Live Preview
Bizmargin News & Activities
Recent activities
- stemboostx added Bizmargin
stemboostx added Bizmargin as alternative to ProfitPilot and Profit Margin Calculator
Bizmargin information
What is Bizmargin?
📊 BizMargin — True Profit & Break-Even Intelligence for E-Commerce BizMargin (bizmargin.com) is a free, high-precision web application designed for online sellers, e-commerce brand owners, and agency media buyers across Shopify, Amazon FBA, Etsy, eBay, Walmart, and Custom DTC stores.
🚨 The Core Problem It Solves Most e-commerce sellers fall into the "Revenue Vanity Trap" — hitting a $30,000 sales month, but finding their business bank account virtually empty because they calculated Gross Margin (Selling Price - COGS) while ignoring the silent profit erosion stack:
15% Platform Referral Fees (Amazon/Walmart/Etsy) Pick & Pack / Shipping Costs Credit Card Processing Fees (2.9% + $0.30) Unsellable Return Losses (5–10% return buffer) Meta & TikTok Ad Spend BizMargin eliminates pricing guesswork by calculating your exact True Net Profit, Break-Even Price Floor, and Maximum Allowable Ad Spend (ACoS / CAC) in under 10 seconds.
? Key Features & Capabilities
- Dual Calculation Modes Standard Net Margin Builder: Enter your selling price, COGS, shipping, and platform fees to see your exact Net Margin %, Net Dollar Profit, and Break-Even Price.
Target Margin Reverse Finder 🎯: Enter your desired profit goal (e.g. 35% Net Margin), and BizMargin automatically works backward through all fee stacks to calculate the exact required selling price.
- Multi-Platform Presets Pre-configured fee structures for major e-commerce channels:
Amazon FBA (15% referral fee preset) Shopify (2.9% + $0.30 transaction preset) Etsy (6.5% transaction + 3% payment preset) eBay (13.25% final value fee preset) Walmart & Custom DTC
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What-If Stress Testing Blended COGS Buffers: 1-click +5% and +10% buttons to test how supplier price hikes or tariffs impact net margins. Q4 Seasonality Switcher: Test Q4 peak ad costs and holiday shipping surcharges before Q4 arrives.
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Instant PDF Export Boardroom PDF Generator: 1-click export of clean, structured unit economics PDF summaries for partners, investors, or business records.
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Global i18n & Multi-Currency Support
6 Supported Languages: English (EN), German (DE), French (FR), Spanish (ES), Italian (IT), and Portuguese (PT).
5 Supported Currencies: USD ($), EUR (€), GBP (£), CAD (CA$), and AUD (A$).
🛠? Technical & Search Architecture 100% Zero-Friction & Private: Runs entirely client-side in the browser. Zero mandatory sign-ups, zero paywalls, zero data tracking.



