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Embed Income Tax Calculator 2026: Your Exact Tax Bill on any website

Copy one snippet. Paste into any site. Instant, mobile-responsive calculator cited to federal sources — the same formula powering calcfi.app.

Cited to federal sourcesMobile responsiveLoads in <1sNo JavaScript conflicts

Live preview

your-site.com/income-tax-calculator

Previewing at 720px — iframe auto-scales to 100% of your container.

Copy this code

embed.html

<div style="max-width:100%;margin:0 auto;">
  <iframe src="https://calcfi.app/embed/income-tax-calculator?iframe=1" width="100%" height="640" frameborder="0" title="Income Tax Calculator 2026: Your Exact Tax Bill by CalcFi" style="border:0;border-radius:12px;" loading="lazy"></iframe>
  <p style="font:12px/1.5 -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;text-align:center;margin:10px 0 0;color:#64748b;">Run the numbers with <a href="https://calcfi.app/calculators/income-tax-calculator" target="_blank" rel="noopener" style="color:#10b981;text-decoration:none;font-weight:500;">Income Tax Calculator 2026: Your Exact Tax Bill</a> — <a href="https://calcfi.app" target="_blank" rel="noopener" style="color:#10b981;text-decoration:none;font-weight:500;">CalcFi.app</a></p>
</div>

Tips

Size: change height="640" to fit your layout. Iframe is 100% width by default.
Attribution: please keep the link below the iframe — it's how CalcFi stays free.
WordPress / Webflow / Framer: paste into any HTML/embed block. Works on every major CMS.

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