PSPDFKit vs Firefox PDF Viewer (PDF.js)

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

PSPDFKit is a Office & Productivity solution with tags like pdf, viewer, annotation, editing, collaboration.

It boasts features such as 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 pros including Powerful annotation tools, Smooth cross-device experience, Good form filling capabilities, Real-time collaboration, Developer-friendly APIs.

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.

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.

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


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