Jose Varghese

The Click to Read More Button plugin allows you to add a customizable “Read More” button to your WordPress posts and pages. When visitors click the button, the full content is revealed smoothly without any page reload.
Key Features:
<ul>
<li>Customizable Appearance: Choose button colors, hover colors, and text colors</li>
<li>Flexible Content Control: Set after how many lines the button should appear</li>
<li>Post Type Selection: Choose which post types to apply the functionality to</li>
<li>Exclusion Options: Exclude specific pages/posts by ID</li>
<li>Custom Button Text: Change the button text to match your site’s tone</li>
<li>Auto-Detection: Automatically includes homepage and blog pages if set to static pages</li>
<li>Public CPT Support: Works with all public custom post types</li>
<li>Performance Optimized: Lightweight code that only loads where needed</li>
<li>WordPress Guidelines Compliant: Follows all WordPress coding standards and security practices</li>
</ul>
Perfect for:
<ul>
<li>Blog posts with long content</li>
<li>Product descriptions</li>
<li>Service pages</li>
<li>News articles</li>
<li>Any content where you want to improve readability and user engagement</li>
</ul>
Easy Setup:
<ol>
<li>Install and activate the plugin</li>
<li>Go to Settings > Read More Button</li>
<li>Configure your preferences (colors, text, line count, post types)</li>
<li>The button will automatically appear on your selected content</li>
</ol>
Security & Performance:
<ul>
<li>All data is properly sanitized and escaped</li>
<li>Follows WordPress security best practices</li>
<li>Lightweight and optimized for performance</li>
<li>No impact on site speed when not in use</li>
</ul>
<h3>Developer Information</h3>
Technical Details: 
* Uses WordPress coding standards and security practices 
* All data properly sanitized and escaped 
* Follows WordPress plugin guidelines 
* Uses proper enqueue methods for scripts and styles 
* Implements WordPress hooks and filters correctly 
* Translation ready with proper text domain
Hooks and Filters: 
* <code>click_to_read_more_button_content_filter</code> – Filter the content before applying read more functionality 
* <code>click_to_read_more_button_button_text</code> – Filter the button text 
* <code>click_to_read_more_button_should_show</code> – Filter to control where the button should appear
Support: 
For support and feature requests, please contact the plugin author or submit issues through the WordPress.org support forums.

Click to Read More Button

Add a customizable "Read More" button to your posts and pages content after a specified number of lines.

Brijesh Mishra

Show required content and let user click on read more. Visitors will see readmore link on the page, when they will click, rest of the content appear with very simple animation on the same page.
Features
<ul>
<li>This plugin will effect only on pages</li>
<li>Select check box to show read more on the pages</li>
<li>Control option shows on all pages, you can select to show readmore on the page</li>
<li>Define the width to show from the page.</li>
<li>Very simple and easy to use</li>
</ul>

ReadMore ReadLess

ReadMore ReadLess will hide content on page.  Clicking on readmore will show complete page without refreshing the page.

Click to Read More Button vs ReadMore ReadLess