Hayan

Heat Map Graph lets administrators build data heat maps backed by SQL SELECT queries on WordPress tables. Configure:
<ul>
<li>Query: a single SELECT statement targeting WP tables</li>
<li>Field mapping: row, column, and value fields produced by the query</li>
<li>Color range: hex colors for min and max</li>
<li>Status: enable/disable</li>
</ul>
Use the shortcode on pages/posts:
<pre><code>[heat_map_graph id="123"]
</code></pre>
Security features: 
– Validates SQL is a single SELECT against WP tables only 
– Blocks DML/DDL keywords 
– No multiple statements 
– Admin-only UI with nonces and strict sanitization
On activation, two sample heat maps are created: 
– Posts per Day per Category (Last 30 Days) 
– Number of Post Tags per Category

Heat Map Graph

Create and display heat maps from custom SQL queries. Define row, column, and value fields, select color ranges, and render via shortcode.

YusukeHarada

userlocal

UserHeat is free heatmap analytics plugin to visualize user behavior 
both PC and smartphone. 
It takes just one step and 30 seconds to start analysis.
The key features of the plugin are:
・3 Heatmap(gaze,click,mouse track) reveals see exactly where your 
visitors click on the page, see how much attention a specific area 
gets by thermography
・Optimize forms usability to improve submission rates.
・It is available not only for PC but also smartphones and tablet devices.
Visit <a href="http://en.userheat.com" rel="nofollow ugc">userheat</a> to learn more.

UserHeat Plugin

Free heatmaps plugin for web analytics, on both PC and smartphone.

Heat Map Graph vs UserHeat Plugin