Text Diff Checker
FreeCompare two pieces of text side-by-side and see exactly what has changed. Additions, deletions, and modifications are highlighted with distinct colors. Supports character-level and line-level diffing, inline and side-by-side views, and handles large documents efficiently. Perfect for comparing code, documents, or any text content.
How It Works
Upload or enter your data
Drag and drop your file or paste your content into the tool input area.
Configure options
Adjust settings and preferences to get exactly the output you need.
Get your result
Download your processed file or copy the output. Everything happens in your browser.
Frequently Asked Questions
Additions are shown in green, deletions in red, and modifications in yellow. You can toggle between character-level and line-level diffing for more or less granular comparisons.
Yes, our diff engine handles documents with thousands of lines efficiently. The algorithm is optimized for performance while maintaining accurate, minimal diffs.
Yes, choose between side-by-side view (two panels) and inline view (single panel with changes interleaved). Both views support synchronized scrolling for easy navigation.
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