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Embed Our Calculators

Add free financial calculators to your website. Each embed includes a dofollow link back to CostCrunch -- good for your readers, good for both of us.

No signup No tracking Last updated March 2026

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Available Calculators

Employee Cost Calculator

True cost of hiring including FICA, SUTA, workers' comp, and benefits. Covers all 50 states with current tax rates.

Best for: HR blogs, payroll articles, hiring guides

Break-Even Calculator

Find how many units to sell to cover costs and start making profit. Includes contribution margin and visual chart.

Best for: Small business blogs, pricing articles, startup guides

Startup Cost Estimator

One-time and recurring costs by business type. 14 business categories with low/mid/high estimates.

Best for: Entrepreneurship blogs, SBA resources, incubators

Why Embed These Calculators?

Add Value for Your Readers

Give your audience interactive tools to make real financial decisions, right on your page. No redirect needed.

Always Up to Date

We maintain state-specific payroll tax rates and business cost data so the calculators always reflect current numbers.

Free & Lightweight

Just paste the iframe code. No JavaScript to install, no API keys, no cost. Works on any website or CMS.

How to Install on Your Website

Copy the embed code above, then follow the instructions for your platform.

WordPress

  1. Open the page or post where you want the calculator
  2. Click + to add a block, then search for Custom HTML
  3. Paste the embed code into the HTML block
  4. Click Preview to verify it looks right, then Publish or Update

Works with Gutenberg (block editor) and Classic Editor. For Elementor, use an HTML widget.

Squarespace

  1. Edit the page where you want the calculator
  2. Click + to add a block, then choose Code
  3. Paste the embed code, then click Apply
  4. Save the page

Requires a Squarespace Business plan or higher to use Code blocks.

Wix

  1. Open the Wix Editor and click + to add an element
  2. Go to More → HTML iframe
  3. Click Enter Code and paste the embed code
  4. Resize the element to fit your layout, then publish

Available on all Wix paid plans.

Webflow

  1. In the Webflow Designer, add an Embed element to your page
  2. Paste the iframe code into the HTML Embed editor
  3. Click Save & Close, then publish

Any HTML Site

Paste the iframe code anywhere in your HTML where you want the calculator to appear:

<!-- Employee Cost Calculator -->
<iframe src="https://costcrunch.app/embed/employee-cost"
  width="100%" height="700" frameborder="0"
  style="border:1px solid #e5e7eb;border-radius:12px"
  title="Employee Cost Calculator" loading="lazy">
</iframe>

<!-- Break-Even Calculator -->
<iframe src="https://costcrunch.app/embed/break-even"
  width="100%" height="600" frameborder="0"
  style="border:1px solid #e5e7eb;border-radius:12px"
  title="Break-Even Calculator" loading="lazy">
</iframe>

<!-- Startup Cost Estimator -->
<iframe src="https://costcrunch.app/embed/startup-cost"
  width="100%" height="650" frameborder="0"
  style="border:1px solid #e5e7eb;border-radius:12px"
  title="Startup Cost Estimator" loading="lazy">
</iframe>

Know a Website That Should Embed This?

HR blogs, accounting firm websites, small business guides, and chamber of commerce resource pages are great candidates. Use this email template to reach out:

Email Template

Ideal Sites to Approach

HR & Payroll Blogs

Articles about hiring costs, compensation planning, payroll compliance

Accounting Firm Websites

Resources pages, client education, small business guides

Small Business Advice Sites

Startup guides, entrepreneur blogs, SMB resource hubs

Business Incubators & Accelerators

Founder resources, startup cost guides, operations tools

Chamber of Commerce Sites

Local business resources, member education pages

Staffing & Recruiting Agencies

Employer guides, hiring resources, cost-of-hiring articles

Estimates only. These results are based on publicly available data and standard formulas. Actual costs may vary based on your specific circumstances. This calculator does not constitute financial, tax, or legal advice. Consult a qualified professional for advice on your situation.

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Profit Margin Calculator

Calculate gross, operating, and net margins

Employee Cost Calculator

Find the true cost of hiring an employee

Payroll Tax Calculator

Estimate employer payroll taxes by state

Cash Flow Forecast

Project cash flow and calculate runway

Get notified when tax rates change

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