PDF Studio Viewer is a cross-platform PDF reader that is reliable and easy to use. PDF Studio Viewer can annotate PDF documents and fill interactive forms. For more editing features, there is the pdfstudio package. PDF Studio Viewer is a free proprietary Java based program (while pdfstudio is not free). Key features of PDF Studio Viewer: * Display PDFs with high fidelity * Annotate & Markup PDFs * Fill & Save Forms * Render Digital Signatures & Layers * Advanced User Interface * Advanced Print & Search Options * Document Storage Integrations * DocuSign Integration By default PDF Studio Viewer uses the system-wide Java. If you pass OWNJAVA=yes to the SlackBuild script: OWNJAVA=yes ./pdfstudioviewer.SlackBuild a version of Java that comes packaged with PDF Studio Viewer will be installed under the PDF Studio Viewer installation directory, this Java will not be used by other programs.