A PDF viewer is a desktop application, allowing a user to visually inspect a PDF, you know, as in Adobe Acrobat, or preview on the Mac. It's a program that lets you open a PDF. Most web browsers have one included. We do not include a PDF viewer within IronPDF, because it's not necessary that we add one. The best way to add PDF viewing to your application is using web technology. The default web browser with an operating system can already view a PDF. Simply use a web browser control within your PDF viewing desktop application and give it the URL of a PDF, and it will already expose the PDF in the best possible way. You if you wish to you to view a PDF on the web, you may wish to look at simply viewing that PDF as a URL or within an iframe or using the amazing pdf.js Library, which is a free JavaScript library, which adds complete PDF rendering to any web application. There is a way to use IronPDF with a browser to view PDFs. But, generally IronPDF has little control over this. T...