Diffchecker

A tool that compares text files to find differences, solving the problem of identifying changes between versions of documents, code, or other text-based content. It targets developers, operations, support teams, and general business users across companies of all sizes, from freelancers to enterprises. It is available as a web application and a desktop app, with the desktop version offering offline use and enhanced security.

Key features

• Character-by-character comparison
• Syntax highlighting for 20+ languages
• High-speed performance for large files
• Export in multiple formats (PDF, Diffchecker format)
• No ads
• Dark mode
• Compare and merge documents
• Edit differences in real time