JSFiddle - React, Tailwind, and code Playground

HTML

<div id="data">0</div>

CSS

html{
    height: 9999px;
}

#data{
    position: fixed;
}

#data:before{
    content: 'Calls: ';
}

JavaScript

var count = 0;

document.addEventListener("touchmove", function(){
    var data = document.getElementById('data');
    data.innerHTML = count++;
});