Embed a free UK calculator on your site
Drop a free, HMRC-verified CalcHub calculator into any page with one line of HTML. No signup, no ads, no tracking inside the widget. Pick a calculator, choose a theme and copy the snippet.
Embed code
<iframe src="https://calchub.uk/embed/take-home-pay/"
width="100%" height="720"
style="border:0;max-width:480px;"
title="Take-Home Pay Calculator by CalcHub.uk"
loading="lazy"></iframe>Free to use on any site, provided the “Powered by CalcHub.uk” link stays visible. See embed terms.
Live preview
Free forever
No cost, no signup. Just keep the small attribution link visible.
Always current
Rates update each tax year automatically — your embed never goes stale.
Fast & private
Pure client-side, no cookies or tracking loaded inside the iframe.
Link badges
Prefer a simple link instead of a full widget? Drop one of these badges on your resources page.
<a href="https://calchub.uk/?utm_source=badge&utm_medium=referral">
<img src="https://calchub.uk/badges/hmrc-verified.svg"
alt="HMRC-verified figures by CalcHub.uk" width="230" height="40">
</a>By embedding a CalcHub calculator you agree to our embed terms. Want a calculator that isn’t listed? Get in touch.