Fiddler vs VisualDiffer
A side-by-side look at Fiddler and VisualDiffer. For an in-depth review of either product, follow the links below.
Fiddler
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.
VisualDiffer
VisualDiffer is a free, open source cross-platform visual diff tool for developers. It allows comparing images, directories, and version controlled projects to detect file changes over time. Key features include split screen viewing, pixel and file differencing, filtering file types, ignoring file differences, etc.