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Business · Analysis & Valuation

Contribution Margin & Break-Even Calculator

Use cost-volume-profit analysis to find your break-even point and the units needed to hit a target profit.

  • Free to use here · embed on the Business plan
  • 4 inputs · 5 results
  • English & Spanish

Try the Contribution Margin & Break-Even Calculator

See your break-even point — results update as you type.

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Estimates only — not a loan offer or financial advice.

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What this calculator does

What the Contribution Margin & Break-Even calculator works out

The Contribution Margin & Break-Even Calculator is a free, embeddable calculator from CalcFunnel. Use cost-volume-profit analysis to find your break-even point and the units needed to hit a target profit.

You enter 4 inputs: selling price per unit, variable cost per unit, total fixed costs and target profit.

It returns break-even units, break-even revenue, contribution margin / unit, units for target profit and contribution margin ratio.

Built for business lenders, SBA brokers and accountants. Embedding it on your own website needs the Business plan (from $210/month, with a 14-day free trial), which unlocks the Business category.

Results it shows

  1. 01Break-Even Units
  2. 02Break-Even Revenue
  3. 03Contribution Margin / Unit
  4. 04Units for Target Profit
  5. 05Contribution Margin Ratio

The first figure — break-even units — is the headline result.

Inputs

The inputs it uses

Each field below comes straight from the calculator, with the same help text visitors see when they hover the info icon.

Per Unit

Selling Price per Unit
What you charge for one unit.
Variable Cost per Unit
The cost that varies with each unit produced (materials, labor).

Costs & Goal

Total Fixed Costs
Costs that do not change with volume (rent, salaries).
Target Profit
A profit goal, used to find the units you must sell to reach it.

For your website

Embed this calculator on your website

Put the Contribution Margin & Break-Even Calculator on your own site with your colors, copy and lead form. Every calculation can arrive in your CRM with the numbers attached.

Works on WordPress, Wix, Squarespace, Webflow, Shopify, GoHighLevel and plain HTML — paste one line into an HTML or code block. No plugin needed.

Start free How embedding works

Free plan, no card. 14-day trial on Pro & Business.

  1. Inline on any pagePaste the snippet where the calculator should appear. It fills the width of its container and resizes to fit its content.
  2. Popup buttonA button sits on your page; visitors click it and the calculator opens in a popup.
  3. Floating corner widgetPaste once — or in your site-wide footer code — to show a floating calculator bubble in the corner of every page.
  4. Open from your own link or buttonGive any existing link, button or image a class and it opens the calculator when clicked.
  5. Direct linkA full-page link to the calculator for emails, social posts, QR codes or a menu item.

FAQ

Contribution Margin & Break-Even calculator FAQs

Still stuck? Ask the team — we reply within one business day.

Q.01What does the Contribution Margin & Break-Even Calculator calculate?
Use cost-volume-profit analysis to find your break-even point and the units needed to hit a target profit. It returns break-even units, break-even revenue, contribution margin / unit, units for target profit and contribution margin ratio.
Q.02What information do I need to use the Contribution Margin & Break-Even Calculator?
You enter 4 inputs: selling price per unit, variable cost per unit, total fixed costs and target profit. Every input starts with a sensible default, so you can change only what you know.
Q.03What does “Selling Price per Unit” mean in the Contribution Margin & Break-Even Calculator?
What you charge for one unit.
Q.04What does “Variable Cost per Unit” mean in the Contribution Margin & Break-Even Calculator?
The cost that varies with each unit produced (materials, labor).
Q.05Is the Contribution Margin & Break-Even Calculator free to use?
Yes — you can use it on this page for free, without an account. Embedding it on your own website needs the Business plan (from $210/month, with a 14-day free trial), which unlocks the Business category. Compare plans.
Q.06Can I embed the Contribution Margin & Break-Even Calculator on my website?
Yes. Embed it inline, as a popup button, as a floating corner widget, from your own link or button, or share a direct link. It works on WordPress, Wix, Squarespace, Webflow, Shopify, GoHighLevel and plain HTML sites with one line of code — see embedding.
Q.07Is the Contribution Margin & Break-Even Calculator available in Spanish?
Yes. Labels, tooltips and result names are available in English and Spanish, and visitors can switch language in the calculator.
Q.08Can the calculator capture leads?
Yes. It can end with a lead form, a Get a Quote form, a Share panel or a button to any URL. Leads are saved with the inputs and results attached and can be forwarded to your CRM by webhook.
Q.09Are the Contribution Margin & Break-Even results financial advice?
No. Estimates only. Assumes a constant price and variable cost per unit and fixed costs that do not change with volume.

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