Drop a CSV with your product list. Every row gets: fulfillment fee, referral fee, net profit, margin %, size tier, break-even. Sorted. Filtered. Ready to export to Excel.
Enter your product details — see your real FBA net profit instantly. Same fee tables as the paid tool. No signup, nothing leaves your browser.
No ASIN lookup. No API. No cloud. Just your spreadsheet.
Included in the download. 8 example products across different size tiers, margins, and marketplaces.
Name, price, COGS, shipping, category, weight, dimensions. Each row = one product. Mix US and DE.
Drag and drop onto the import zone. PapaParse processes everything locally — no upload, no server.
Every product calculated instantly. Color-coded. Sortable by margin. Filter to show only losers or winners.
Required columns are minimal. The template is included in the download.
Each row can use a different marketplace (US or DE). Mix and compare in one import.
Every product. Every fee. Sorted by margin. Color-coded by status.
| Product | Price | Fulfillment | Referral | Net Profit | Margin ↑↓ | Size Tier | Break-Even | Status |
|---|---|---|---|---|---|---|---|---|
| Bamboo Cutting Board | $29.99 | $7.73 | $4.50 | $8.43 | 28.1% | LargeStd | $21.56 | ✓ Profitable |
| Resistance Band Set | $19.99 | $5.84 | $3.00 | $5.65 | 28.3% | SmallStd | $14.21 | ✓ Profitable |
| Water Bottle Steel | $24.99 | $6.32 | $3.75 | $4.62 | 18.5% | SmallStd | $19.37 | ✓ Profitable |
| Phone Stand Adj. | $12.99 | $4.22 | $1.95 | $1.57 | 12.1% | SmallStd | $11.42 | ~ Marginal |
| Scented Candle Set | $18.99 | $6.41 | $2.85 | $0.73 | 8.4% | MedStd | $17.26 | ~ Marginal |
| Kitchen Knife Cheap | $8.49 | $3.98 | $1.27 | −$4.14 | −48.7% | LargeStd | $15.33 | ✕ Loss |
| Summary — 8 products | $22.18 | Ø 16.2% | — | — | 5 ✓ · 2 ~ · 1 ✕ | |||
↑ Real output from the included bulk-template.csv — 8 products calculated in <100ms
Only 10 required fields. Everything else is optional.
Any label for the product. Used in the dashboard and exports.
Sale price in $ or €. Used for referral fee, price bracket, margin calculation.
Cost of goods — what you pay the supplier per unit including manufacturing.
Your inbound shipping cost per unit to Amazon's fulfillment center.
US or DE. Each row can use a different marketplace — mix freely.
Amazon product category. Determines referral fee %. 34 US + 32 DE categories supported.
Product weight in grams (including packaging). Used for size tier and fulfillment fee.
Packaged dimensions in centimeters. Sorted automatically to find the correct size tier.
Average advertising cost of sale as a percentage. Deducted from net profit if provided.
Monthly storage fee per unit in $ or €. Use for products with significant holding costs.
Drop a CSV. Get a dashboard. $26 once — no subscription, no cloud, no ASIN lookup required.
Get the Bulk Calculator →Instant download · Includes bulk-template.csv · Works offline
Disclaimer: This tool is provided as a decision-support aid for Amazon FBA sellers. All calculations are based on publicly available fee schedules and are for informational purposes only. Results are estimates and may not reflect actual Amazon fees, which can change at any time without notice. You are solely responsible for any business or financial decisions made based on this tool's output. Smart Local Tools accepts no liability for errors, omissions, or any outcomes resulting from the use of this calculator. Terms & Legal