Embed Our Free Calculators on Your Website

TL;DR — Pick a calculator, copy one line of HTML, paste it on your site. Free forever, mobile-responsive, no signup, attribution-friendly. Perfect for blogs, real-estate sites, finance forums, health portals, and student resources.

Why Embed CalcHub Calculators?

Free forever — no signup, no API key, no usage limits.
Mobile-responsive — every calculator adapts to any screen size.
Zero dependencies — pure HTML/JS, runs entirely in the user's browser.
98 calculators available across finance, health, business, education, real estate and more.
Fast load — lightweight pages with no third-party trackers.
Light & dark theme — pick the look that matches your site.

1. Choose a Calculator

Calculator

2. Customize

Width

Height (px)

Theme

3. Your Embed Code

4. Live Preview

Embed Terms

Free for non-commercial AND commercial use. No attribution required, but appreciated.
You must keep the “Powered by CalcHub” link visible inside the iframe.
You may not modify, proxy, or rewrite the iframe content. Style the surrounding page however you like.

Need a Custom Build?

Want a calculator we don't offer yet, a white-label version, or a custom domain wrapper? Get in touch — we love hearing what readers need.