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Charles vs Sejda

Professional comparison and analysis to help you choose the right software solution for your needs.

Charles icon
Charles
Sejda icon
Sejda

Charles vs Sejda: The Verdict

⚡ Summary:

Charles: Charles is an HTTP proxy / HTTP monitor / Reverse Proxy that enables a developer to view all of the HTTP and SSL / HTTPS traffic between their machine and the Internet. This includes requests, responses and the HTTP headers (which contain the cookies and caching information).

Sejda: Sejda is an open source PDF desktop software for Windows, Mac and Linux that allows users to manipulate PDF files. It offers features like merging PDFs, splitting PDFs, compressing PDFs, adding headers/footers, reordering pages, encrypting/decrypting files, adding watermarks and more.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Charles Sejda
Sugggest Score — —
Category Development Office & Productivity
Pricing — Open Source

Product Overview

Charles
Charles

Description: Charles is an HTTP proxy / HTTP monitor / Reverse Proxy that enables a developer to view all of the HTTP and SSL / HTTPS traffic between their machine and the Internet. This includes requests, responses and the HTTP headers (which contain the cookies and caching information).

Type: software

Sejda
Sejda

Description: Sejda is an open source PDF desktop software for Windows, Mac and Linux that allows users to manipulate PDF files. It offers features like merging PDFs, splitting PDFs, compressing PDFs, adding headers/footers, reordering pages, encrypting/decrypting files, adding watermarks and more.

Type: software

Pricing: Open Source

Key Features Comparison

Charles
Charles Features
  • HTTP proxy
  • HTTP monitor
  • Reverse proxy
  • View HTTP/HTTPS traffic
  • View requests
  • View responses
  • View HTTP headers
  • View cookies
  • View caching information
Sejda
Sejda Features
  • Merge PDF files
  • Split PDF files
  • Compress PDF files
  • Add headers/footers
  • Reorder pages
  • Encrypt/decrypt files
  • Add watermarks

Pros & Cons Analysis

Charles
Charles

Pros

  • Debug HTTP/HTTPS connections
  • Inspect traffic between machine and internet
  • Identify performance issues
  • Troubleshoot network requests

Cons

  • Steep learning curve
  • Manual configuration required
  • Extra overhead for all HTTP traffic
  • Potential privacy concerns
Sejda
Sejda

Pros

  • Free and open source
  • Available on Windows, Mac and Linux
  • Good selection of PDF manipulation features
  • Easy to use interface

Cons

  • Lacks some advanced features like form filling
  • Slower than some commercial alternatives
  • Limited cloud storage integration

Pricing Comparison

Charles
Charles
  • Not listed
Sejda
Sejda
  • Open Source

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Learn More About Each Product

Charles
Charles
Reviews, pricing & alternatives →
Sejda
Sejda
Reviews, pricing & alternatives →

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