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Charles vs Smallpdf

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

Charles icon
Charles
Smallpdf icon
Smallpdf

Charles vs Smallpdf: 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).

Smallpdf: Smallpdf is a free online PDF editor that allows you to easily edit, compress, convert, merge, split, and unlock PDF files. It offers core editing features like adding or removing pages, rotating pages, reorganizing pages, extracting images, adding watermarks, etc.

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 Smallpdf
Sugggest Score
Category Development Office & Productivity

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

Smallpdf
Smallpdf

Description: Smallpdf is a free online PDF editor that allows you to easily edit, compress, convert, merge, split, and unlock PDF files. It offers core editing features like adding or removing pages, rotating pages, reorganizing pages, extracting images, adding watermarks, etc.

Type: software

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
Smallpdf
Smallpdf Features
  • Edit PDFs
  • Compress PDFs
  • Convert PDFs to other formats
  • Merge PDFs
  • Split PDFs
  • Unlock PDFs
  • Add or remove pages
  • Rotate pages
  • Reorganize pages
  • Extract images
  • 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
Smallpdf
Smallpdf
Pros
  • Free basic editing features
  • Intuitive and easy to use interface
  • No software installation required
  • Works on any device with a browser
  • Fast processing speeds
  • No limits on PDF sizes or number of tasks
Cons
  • Limited features compared to paid options
  • Must create account to save edited files
  • No OCR for text recognition
  • No support for PDF forms or comments
  • Ads on free version
  • Maximum file upload size limit

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