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99tests.com vs Charles

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

99tests.com icon
99tests.com
Charles icon
Charles

99tests.com vs Charles: The Verdict

⚡ Summary:

99tests.com: 99tests.com is an online test management and assessment platform that allows users to create, deliver, and analyze tests. It features question banks, online proctoring, analytical reports, and integrations with LMS platforms.

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).

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 99tests.com Charles
Sugggest Score — —
Category Online Services Development

Product Overview

99tests.com
99tests.com

Description: 99tests.com is an online test management and assessment platform that allows users to create, deliver, and analyze tests. It features question banks, online proctoring, analytical reports, and integrations with LMS platforms.

Type: software

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

Key Features Comparison

99tests.com
99tests.com Features
  • Create and deliver online tests and assessments
  • Manage question banks and test templates
  • Offer online proctoring and remote monitoring
  • Generate analytical reports and insights
  • Integrate with Learning Management Systems (LMS)
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

Pros & Cons Analysis

99tests.com
99tests.com

Pros

  • Comprehensive test management capabilities
  • Flexible question types and test configurations
  • Robust proctoring and remote monitoring features
  • Detailed reporting and analytics
  • Integration with popular LMS platforms

Cons

  • Can be complex for non-technical users
  • Pricing may be higher compared to some alternatives
  • Limited customization options for branding and UI
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

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Learn More About Each Product

99tests.com
99tests.com
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Charles
Charles
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