Create a countdown from the Android or iOS Final Countdown app. Share the countdown. Click the shared URL link to see the single line of code to embed the countdown into your own website. The code will look like this:
Copy the following code to embed the countdown to your own website
<iframe width="800" height="430" src="http://fncd.net/embed?id=QtBHj2Z" frameborder="0" allowfullscreen></iframe>
You can adjust the width and height attributes to fit your needs.