SourcePDF vs Firefox PDF Viewer (PDF.js)

Struggling to choose between SourcePDF and Firefox PDF Viewer (PDF.js)? Both products offer unique advantages, making it a tough decision.

SourcePDF is a Office & Productivity solution with tags like pdf, editor, viewer, annotate, convert.

It boasts features such as Edit PDF text, Edit PDF images, Add annotations, Digital signatures, Fill forms, JavaScript actions, Convert PDF files and pros including Free and open source, Available on Windows, Mac and Linux, Good editing capabilities, Lightweight.

On the other hand, Firefox PDF Viewer (PDF.js) is a Web Browsers product tagged with open-source, pdf, viewer, firefox, browser-plugin.

Its standout features include In-browser PDF viewer, No browser plugins required, Fast page rendering, Text search, Page zoom, Printing, Document outline, Annotations, and it shines with pros like Lightweight, Open source, Secure, Fast load times, Works offline, Consistent experience across devices.

Feature	SourcePDF	Firefox PDF Viewer (PDF.js)
Overall Score	N/A	N/A
Primary Category	Office & Productivity	Web Browsers

Product Overview

SourcePDF

Description: SourcePDF is an open-source PDF editor for Windows, Mac and Linux. It allows users to view, edit, annotate, sign, fill forms and convert PDF documents. Key features include editing text and images, adding annotations, digital signatures, JavaScript actions and more.

Firefox PDF Viewer (PDF.js)

Description: 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.

Key Features Comparison

SourcePDF Features

• Edit PDF text
• Edit PDF images
• Add annotations
• Digital signatures
• Fill forms
• JavaScript actions
• Convert PDF files

Firefox PDF Viewer (PDF.js) Features

• In-browser PDF viewer
• No browser plugins required
• Fast page rendering
• Text search
• Page zoom
• Printing
• Document outline
• Annotations

Pros & Cons Analysis

SourcePDF

Pros

• Free and open source
• Available on Windows, Mac and Linux
• Good editing capabilities
• Lightweight

Cons

• Limited features compared to paid options
• No mobile apps
• Lacks some advanced features like OCR

Firefox PDF Viewer (PDF.js)

Pros

• Lightweight
• Open source
• Secure
• Fast load times
• Works offline
• Consistent experience across devices

Cons

• Limited annotation features
• Lacks some advanced PDF features like form filling
• Printing can be unreliable
• Not as full-featured as standalone PDF apps

Pricing Comparison

SourcePDF

• Open Source

Firefox PDF Viewer (PDF.js)

• Open Source
• Free