calculators

Free Business Calculators for Ecommerce and SaaS

Use free calculators to estimate payment fees, profit margins and growth metrics for your ecommerce or SaaS business. Choose a tool below to check costs, set prices or plan growth. Selected tools also model the impact of refunds and chargebacks.

4 Tools

Payment Fees

Estimate the fees taken from a sale. Choose your provider or compare card processing costs.

Credit Card Processing Fee Calculator

Estimate monthly card fees from your sales volume. Compare costs across the processors shown.

Etsy Fee Calculator

Add listing, transaction and payment fees to estimate profit on an Etsy sale.

PayPal Fee Calculator

Estimate PayPal fees for your payment type. See the amount left after fees.

Square Fee Calculator

Estimate Square fees by payment type. Work out what to charge to receive your target amount.

5 Tools

Profit and Pricing

Set prices, estimate profit and work out the sales needed to cover costs.

Break-Even Calculator

Find the sales you need to cover fixed costs. Include fees, refunds and chargebacks in your model.

Markup Calculator

Turn a markup rate and cost into a selling price. Compare that price with gross margin.

Net Profit Calculator

Estimate net profit from sales, product costs and operating costs. Model fees, refunds and chargebacks as separate costs.

Payback Period Calculator

Estimate how long an investment takes to pay back. Compare simple and discounted payback.

Profit Margin Calculator

Find gross margin and profit from your cost and price. Add fees and losses to test your assumptions.

5 Tools

Growth and Customers

Measure the cost to win customers, the value they bring and how long they stay.

Churn Rate Calculator

Find the share of customers lost during a period. See retention and annualized churn.

Conversion Rate Calculator

Find the share of visitors who convert. Compare your headline rate with a rate adjusted for lost orders.

Customer Acquisition Cost Calculator

Find your cost to gain a customer from sales and marketing spend. Check payback time and LTV:CAC.

Customer Lifetime Value Calculator

Estimate how much value a customer brings over time. Compare ecommerce and subscription models.

ROAS Calculator

Find revenue earned per dollar of ad spend. Check break-even ROAS and the effect of refunds.

2 Tools

Merchant Resources

Look up your business category or draft refund terms to support your payment workflow.

MCC Code Lookup

Look up a merchant category code by number or business type. Review the code's payment context.

Refund Policy Generator

Draft refund and cancellation terms for your business. Use the output as a template for review.

Which Calculator Should You Use?

Set a Price

Start with the Markup Calculator to add a percentage to your cost. Use the Profit Margin Calculator to check how much of your selling price remains as profit.

Check Business Profit

Use Net Profit to include product costs and overhead. Use Break-Even to find the sales needed to cover your costs.

Review Growth Spending

Use ROAS to compare ad revenue with ad spend. Pair CAC with LTV to compare acquisition costs with customer value.

Use Consistent Inputs

Match Currency and Period

Keep the currency and reporting period the same across your inputs.

Check the Method

Check each calculator’s formula, sources and assumptions.

Treat Results as Estimates

Results are estimates based on your inputs and the rates shown.

Check Which Costs Are Included

Refund and chargeback costs appear only where a calculator supports them.

Únete a la revolución de las devoluciones.

300%

Aumento de la tasa de éxito, de media

Garantía de retorno de la inversión

90%

Reducción media de Contracargos

EMPIEZA YA

The percentage figures above are company-reported results, not calculator forecasts. Results vary by product and merchant. The 4× ROI guarantee covers chargeback recovery through Chargeflow Automation. The merchant agreement sets the full terms. See claim scope and terms.