Digital Web Tutor

SmartEmbed – Advanced PDF Viewer is a lightweight and efficient plugin that allows you to easily embed PDF files into your WordPress posts and pages.
With a simple shortcode, you can display any PDF document securely.
<h3>Features</h3>
<ul>
<li>Easy to use shortcode: <code>[smartembed_pdf url="https://example.com/file.pdf"]</code></li>
<li>Customizable width and height.</li>
<li>Extremely lightweight with zero impact on site performance.</li>
<li>Secure and sanitized output following WordPress coding standards.</li>
</ul>

SmartEmbed – Advanced PDF Viewer

A simple and advanced PDF viewer for embedding PDFs directly into your posts and pages using a shortcode.

horiyuki

jupdf pdf viewer allows you to use pdf viewer on your pages and posts 
without any external dependencies. 
This plugin uses and bundles mozilla PDF.js.
Shortcode Syntax:
[jupdf-viewer file=http://www.example.com/test.pdf width=800px height=600px]
<ul>
<li>file (required): direct url to pdf file</li>
<li>width (optional): width of the viewer (default: 600px)</li>
<li>height (optional): height of the viewer (default: 450px)</li>
</ul>

jupdf pdf viewer

Insert a PDF viewer on your pages and posts with a simple shortcode using jupdf.

SmartEmbed – Advanced PDF Viewer vs jupdf pdf viewer