Sales Profit Calculator

Track revenue, fees, costs, margins, and profits precisely. Compare scenarios using exports and example data. Make smarter pricing decisions with reliable ecommerce profit insights.

Calculator Inputs

Reset

Use this model for marketplace, direct store, or promotional sales scenarios.

Example Data Table

Units Sold Price COGS Shipping Platform Fee % Marketing Net Profit
80$35.00$14.00$4.0010%$120.00$623.48
120$45.00$18.00$4.5012%$180.00$1,074.56
200$58.00$25.00$5.2514%$350.00$1,860.31

Formula Used

Gross Revenue = Units Sold × Selling Price

Discount Amount = Gross Revenue × Discount %

Revenue After Discount = Gross Revenue − Discount Amount

Estimated Refunds = Revenue After Discount × Refund Rate %

Net Sales = Revenue After Discount − Estimated Refunds

Total Costs = Product Cost + Shipping + Packaging + Marketing + Platform Fees + Payment Fees + Tax + Overhead

Net Profit = Net Sales − Total Costs

Net Margin % = (Net Profit ÷ Net Sales) × 100

Break Even Units = Fixed Costs ÷ Contribution Margin per Unit

This structure helps ecommerce sellers test pricing, promotions, and fee sensitivity before launching or scaling a product.

How to Use This Calculator

  1. Enter the expected number of units sold.
  2. Provide selling price and product cost per unit.
  3. Add shipping, packaging, and marketing costs.
  4. Enter platform, payment, refund, discount, and tax rates.
  5. Include fixed overhead for the selected sales period.
  6. Press Calculate Profit to display the summary above the form.
  7. Use the export buttons to save results as CSV or PDF.
  8. Change inputs to compare pricing, campaign, or fee scenarios quickly.

Frequently Asked Questions

1. What does this sales profit calculator measure?

It estimates ecommerce profitability by combining revenue, discounts, refunds, product cost, shipping, packaging, fees, taxes, marketing, and overhead into one net profit view.

2. Can I use it for marketplaces and direct stores?

Yes. You can model marketplace commissions, payment charges, and store-specific overhead. It works for Amazon, Etsy, Shopify, WooCommerce, and similar selling channels.

3. Why are refunds included in the calculation?

Refunds reduce recognized sales and often change net profit more than expected. Including them gives a more realistic forecast for actual earnings.

4. What is the difference between gross profit and net profit?

Gross profit subtracts direct item-related costs from net sales. Net profit goes further by subtracting fees, taxes, marketing, and overhead expenses.

5. How should I enter payment processing costs?

Use the percentage field for variable payment fees and the fixed fee field for per-order charges. This matches common processor pricing structures.

6. What does break-even units mean?

Break-even units show how many items you must sell to cover fixed costs after variable costs and rate-based deductions are considered.

7. Should taxes always be included as a cost?

Use the tax field when taxes materially reduce retained earnings in your model. If sales tax is fully passed through, set it to zero.

8. When should I export the results?

Export results when comparing multiple scenarios, sharing assumptions with teammates, or keeping records for pricing, budgeting, and margin reviews.

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Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.