Add free, embeddable calculators to your website. Simple iframe or script tag integration.
Fertile window, ovulation date, and pregnancy test timing calculator
Calculate Body Mass Index with metric and imperial units
Calculate monthly mortgage payments, interest, and amortization
Calculate percentages, percent change, and percentage of values
Copy and paste this code into your HTML:
<iframe
src="https://vercalc.com/widgets/[widget-slug]/embed"
width="100%"
height="600"
frameborder="0"
style="border-radius: 8px;">
</iframe>For responsive embedding, wrap the iframe:
<div style="position: relative; padding-bottom: 75%; height: 0; overflow: hidden;">
<iframe
src="https://vercalc.com/widgets/[widget-slug]/embed"
style="position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;"
frameborder="0">
</iframe>
</div>Note: Replace [widget-slug] with the actual widget slug (e.g., ovulation-calculator).