Load and view PDF document, multi-page TIFF, JPEG, BMP, PNG image files.
Support single page and two-page facing view.
Support Continuous scroll mode.
Support search for a list of user-specified words and sentences and automatically highlight them in the PDF document.
Support open password protected PDF document.
Support Copying selection Text From a PDF document
Extract text and save to text file.
Export page to BMP, JPEG, PNG, TIFF, GIF image file and user-specified zoom size.
Support zoom in, zoom out, Fit Page, Actual Size, Fit Width, Fit Height and Zoom to a specified ratio.
Full Unicode support including Chinese, Japanese, Arabic and Hebrew.
Print a PDF.
Navigate to specific Pages.
Navigate Forward and Back.
Retrieve Page Count.
Retrieve Document Properties (Title, Author, Keywords, etc.).
Include C# 2015, PDF Viewer Sample Code.
Royalty free distribution of the SDK files.

Read More from http://www.viscomsoft.com/products/uwp-pdf-viewer-sdk