Firefox PDF Viewer (PDF.js) vs Preview

Firefox PDF Viewer (PDF.js) and Preview are both powerful solutions in their space. Firefox PDF Viewer (PDF.js) offers firefox pdf viewer (pdf.js) is an open-source, web standards-based pdf viewer embedded directly within the firefox browser. it allows users to view pdf documents seamlessly without the need for external software or plugins, enhancing browser-based document handling and accessibility., while Preview provides preview is the native image and pdf viewer for macos. it offers essential tools for viewing, annotating, and basic editing of these file types directly within the apple ecosystem. designed for efficiency and low resource use, preview provides a seamless and integrated experience for handling common document and image formats on mac computers.. Compare their features and pricing to find the best match for your needs.