Firefox PDF Viewer (PDF.js) vs PSPDFKit

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

Firefox PDF Viewer (PDF.js) is a Web Browsers solution with tags like open-source, pdf, viewer, firefox, browser-plugin.

It boasts features such as In-browser PDF viewer, No browser plugins required, Fast page rendering, Text search, Page zoom, Printing, Document outline, Annotations and pros including Lightweight, Open source, Secure, Fast load times, Works offline, Consistent experience across devices.

On the other hand, PSPDFKit is a Office & Productivity product tagged with pdf, viewer, annotation, editing, collaboration.

Its standout features include View, edit and annotate PDFs, Fill out and save PDF forms, Add text, shapes, freehand drawing, Highlight, underline, strikeout text, Collaborate in real-time, Works across platforms and devices, and it shines with pros like Powerful annotation tools, Smooth cross-device experience, Good form filling capabilities, Real-time collaboration, Developer-friendly APIs.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

Firefox PDF Viewer (PDF.js)

Firefox PDF Viewer (PDF.js)

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.

Categories:
open-source pdf viewer firefox browser-plugin

Firefox PDF Viewer (PDF.js) Features

  1. In-browser PDF viewer
  2. No browser plugins required
  3. Fast page rendering
  4. Text search
  5. Page zoom
  6. Printing
  7. Document outline
  8. Annotations

Pricing

  • Open Source
  • Free

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


PSPDFKit

PSPDFKit

PSPDFKit is a PDF viewing and annotation software that allows users to view, annotate, fill forms, and collaborate on PDF documents. It has robust annotation and markup tools and works across devices.

Categories:
pdf viewer annotation editing collaboration

PSPDFKit Features

  1. View, edit and annotate PDFs
  2. Fill out and save PDF forms
  3. Add text, shapes, freehand drawing
  4. Highlight, underline, strikeout text
  5. Collaborate in real-time
  6. Works across platforms and devices

Pricing

  • Subscription-Based
  • Custom Pricing

Pros

Powerful annotation tools

Smooth cross-device experience

Good form filling capabilities

Real-time collaboration

Developer-friendly APIs

Cons

Expensive

Limited free tier

No OCR or document conversion