Fiddler vs PageSpeed Insights

Fiddler

Description: Fiddler is a free web debugging proxy which logs all HTTP(S) traffic between your computer and the Internet. It allows developers to inspect traffic, set breakpoints, and fiddle with incoming or outgoing data. Fiddler can be used to debug traffic from virtually any application that supports a proxy like web browsers, mobile apps, IoT devices, and more.

Type: software

PageSpeed Insights

Description: PageSpeed Insights is a free tool by Google that analyzes the performance of a website and provides suggestions to make it faster. It examines factors like page load speed, time to interactive, and more.

Type: software

Fiddler Features

• HTTP/HTTPS traffic interception and inspection
• Session analysis and manipulation
• Breakpoints and conditional breakpoints
• HTTPS traffic decryption
• Automatic request resending
• Scripting support

PageSpeed Insights Features

• Page speed metrics
• Suggestions to improve speed
• Mobile and desktop analysis
• Integrates with other Google tools
• API access
• International website support