Free Online Document Viewer

Fast and Secure Viewer for more than 90 types of documents, from any device with a modern browser like Chrome, Opera and Firefox.

GroupDocs.Viewer App

GroupDocs.Viewer App Supported Document Formats

Microsoft Office, Visio & Project
  • Word: DOC, DOCX, DOT, DOTX, DOCM, DOTM, RTF
  • Excel: XLS, XLSX, XLSM, XLSB, XLTM, XLTX
  • PowerPoint: PPT, PPTX, PPS, POTM, POTX, PPSX, PPSM, PPTM
  • Visio: VSD, VDX, VSS, VSSX, VSX, VST, VSTX, VTX, VSDX, VDW, VSDM, VSSM, VSTM
  • Project: MPP, MPT
  • Outlook: MSG, EML, EMLX
  • Outlook Data Files: PST, OST
  • OneNote: ONE
OpenDocument & Other Formats
  • OpenDocument Formats: ODT, OTT, ODS, ODP, OTP, OTS
  • Adobe & Fixed Layout: PSD, PDF, XPS
  • Images: BMP, GIF, JPG, PNG, TIFF, multi-page TIFF, WebP, DNG
  • Jpeg2000: JP2, J2C, J2K, JPF, JPX, JPM
  • AutoCAD Drawings: DXF, DWG, IFC, STL
  • Metafiles: EMF, WMF
  • Web: HTML, MHT, MHTML
  • Text: TXT, CSV
  • Other: SVG, DjVu, DICOM, MOBI, ICO, EPUB, XML, TEX, PS, EPS, DWF, ISFF-based DGN, CGM

Discover GroupDocs.Viewer free online app!

How to

How to view document files online using GroupDocs.Viewer App

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

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 our Java library.

 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 application or can be integrated in any .NET/Java application, download and build your viewer solution within few clicks!

 GroupDocs.Total for .NET and Java

GroupDocs.Total is an open-source UI/UX solution where all GroupDocs products are working together as one.
GroupDocs.Total provides multiple high quality features against over 120 document formats, such as conversion, signature, parser and much more!