View PDF Online

Open and view PDF documents online from any device for free.

PDF Portable Document

Portable Document Format (PDF) is a type of document created by Adobe back in 1990s. The purpose of this file format was to introduce a standard for representation of documents and other reference material in a format that is independent of application software, hardware as well as Operating System. PDF files can be opened in Adobe Acrobat Reader/Writer as well in most modern browsers like Chrome, Safari, Firefox via extensions/plug-ins.

Learn more about Portable Document

Discover GroupDocs.Viewer free online app!

Free Document Conversion, Viewer, Merger app for Windows

Free Document Conversion, Viewer, Merger app for Windows

  • Easily convert, view or merge unlimited files on your own Windows PC.
  • Process Word, Excel, PowerPoint, PDF and more than 100 file formats.
  • No limit on file size.
  • Batch conversion of multiple files.
  • One app with rich features like Conversion, Viewer, Merger, Parser, Comparison, Signature.
  • Regular FREE updates with new features coming every month.
Free Download
How to view PDF files online

How to view PDF files online

  • Click inside the file drop area to upload a PDF file or drag & drop a PDF file.
  • Once upload completes, you'll be redirected to the viewer application.
  • Scroll down or use the menu to navigate between pages.
  • Zoom-in or zoom-out page view.
  • Download source file pages in PNG or PDF format.

FAQ

  • ❓ How can I open and view PDF file?
    First, you need to upload a file: drag & drop your PDF file or click inside the white area to choose a file. Then you will be redirected to the viewer application.
  • ⏱️ How long does it take to open PDF file?
    The viewer app works fast. Typically it takes a couple of seconds to open a PDF file.
  • 🛡️ Is it safe to view PDF files using free GroupDocs Viewer?
    Of course! The preview files will be available instantly after the file uploaded. We will delete the uploaded file after 24 hours.
  • 💻 Can I open & view files PDF on Linux, Mac OS, or Android?
    Yes, you can use the free GroupDocs Viewer on any operating system that has a web browser. Our PDF viewer works online and does not require any software installation.
  • 🌐 What browser should I use to view PDF files?
    You can use any modern browser to view PDF files, for example, Google Chrome, Microsoft Edge, Firefox, Opera, or Safari.
  • </> What code is running on the server-side to render PDF files?
    Detailed code examples are available at GitHub in the form of executable projects. If you are only interested in rendering PDF files then check .NET & Java examples.

Powered By

 GroupDocs.Viewer for .NET API

Powerful document viewer .NET library & API.
Build your own multi-platform document and file viewer with our .NET library.

More Platforms

 GroupDocs.Viewer for Java

Java version of GroupDocs.Viewer library & API.
Build your Java document viewer application with GroupDocs.Viewer for Java.

 GroupDocs.Viewer Cloud

Easy to use cross-platform Cloud solution.
Or use our Cloud API to build your document and file viewer.

Open-Source UI/UX Solutions

 GroupDocs.Viewer for .NET and Java

Integrate document viewer in your apps using our out-of-the-box open-source front-end solutions based on Angular and GroupDocs.Viewer for .NET/Java.
UI/UX solutions can be run as standalone applications or can be integrated in any .NET/Java application, download and build your viewer solution within a few clicks!

 GroupDocs.Total for .NET and Java

GroupDocs.Total UI/UX is an open-source solution where all GroupDocs products are working together as one.
GroupDocs.Total provides multiple high-quality features against most popular document formats, such as conversion, signature, parser, and much more!

Other popular online apps

Automate document processing with our popular online apps.