A heatmap tool is software that tracks how visitors interact with your website—where they click, how far they scroll, and where they move their cursor—and visualizes that data as a color-coded overlay on your actual pages. Hot colors indicate high-activity areas; cool colors indicate low activity.

A website heatmap is a behavior analytics tool that helps you understand how visitors interact with individual website pages. This lets you find out if visitors are: Reaching (or failing to reach) important content Using a page’s main elements like links, buttons, opt-ins, and call to actions Getting distracted by non-clickable elements Experiencing issues across devices  You can also use heatmaps in combination with other analytics tools. These connected insights can help you make informed, data-based decisions for A/B testing, website redesign, conversion rate optimization (CRO), and improvi

For basic needs, yes. Microsoft Clarity provides unlimited click and scroll heatmaps at no cost. However, free tools typically lack advanced heatmap types (eye-tracking, attention), companion features (A/B testing, form analytics), and dynamic rendering for modern websites.