Drop-in widget, one line

Name: InstaDuty
Rating: 4.9 (1284 reviews)

Add a duty calculator to your website with a single line of code. Uses the public quote API, max 5 lines.

Snippet

Embed code

<iframe
  src="https://app.instaduty.io/widget.html"
  width="440"
  height="500"
  frameborder="0"
  style="border:none;border-radius:16px;box-shadow:0 8px 30px rgba(0,0,0,0.12)"
></iframe>

Config

Configuration

API endpointPOST /v1/quote/public

Auth requiredNo

Max lines5

DestinationsUS, UK, EU, TR, CA, CN, JP, AU

Advanced

Custom API endpoint

Point the widget to your own backend by setting window.INSTADUTY_API before the iframe loads:

<script>
  window.INSTADUTY_API = "https://your-api.com";
</script>

Preview

Live widget

This is exactly what your visitors will see once you paste the snippet into your page.