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Firefox PDF Viewer (PDF.js) vs Secure PDF Viewer

A side-by-side look at Firefox PDF Viewer (PDF.js) and Secure PDF Viewer. For an in-depth review of either product, follow the links below.

Firefox PDF Viewer (PDF.js)

Firefox PDF Viewer (PDF.js)

Web Browsers

Firefox PDF Viewer (PDF.js) is an open source PDF viewer that is built into Firefox. It allows you to view PDFs directly in the browser without needing an external plugin.

open-sourcepdfviewerfirefoxbrowser-plugin
Secure PDF Viewer

Secure PDF Viewer

Security & Privacy

Secure PDF Viewer is a free program that allows you to view PDF files safely. It opens PDF files in a sandboxed environment to prevent potentially malicious code in PDFs from infecting your device.

pdfviewersecuresandbox