Foxit Reader is a PDF document viewer and printer, with incredible small size, breezing-fast launch speed and rich feature set. Its core function is compatible with PDF Standard 1.7. In the past, you've had to download a huge PDF reader from another software company, go through a lengthy installation process and wait for an annoying splash window to disappear just to open a PDF document. Fill Forms. Allows users to leverage exiting forms and workflow with standard PDF (Acroforms) and XFA (XML Form Architecture) form filling. Create Industry-standard PDFs. Provide feedback to documents through annotation and text markup tools. Make feedback more effective with boxes, circles, arrows, and more drawing tools.