Log in to your account on the Calculator Widgets website and you’ll be redirected the My Account page.
Here you’ll see all the calculators you have bought a license to. Click the “Get Embed code” link.
On the popup that appears, click the “Add new domain” link and add the domain name you’d like to use the calculator on.
The domain will appear in the table. Click the “View code to add to your website” link to display the code that you need to copy and paste into your website’s HTML code.