Docs Viewer

Docs Viewer allows you to use Google Docs/Drive to quickly view documents on Android, including PDFs and Microsoft Office Files. An internet connection is required. Supported file types:
Portable Document Format (.PDF)
XML Paper Specification (.XPS)
PostScript (.PS, .EPS)
Rich Text Format (.RTF)
Word (.DOC, .DOCX)
Excel (.XLS, .XLSX)
PowerPoint (.PPT, .PPTX)
Apple Pages (.PAGES)
OpenDocument Text (.ODT)
Tagged Image File Format (.TIFF)
Scalable Vector Graphics (.SVG)
Photoshop (.PSD)
Illustrator (.AI) Docs Viewer integrates directly with Androids Internet Browser, Email Clients, File Managers, and apps such as Google Drive and Dropbox.
To try it out, open the Android Internet Browser and look for a PDF (e.g.). Click the link to instantly open the document.
Alternatively, open your Email Client and find a Microsoft Office attachment (e.g.). Tap the file to view it automatically.
If you use Dropbox, tap Share and then Docs Viewer to preview your documents.
There is a 5 MiB limit to files uploaded from your Android device. Files from other sources (Dropbox, etc) can be much larger. For the best possible experience, Google Drive should be installed.