Line-by-line comparison
Find inserted, deleted, and unchanged lines with color-coded results.
Compare two texts online for free with ToolLok's text diff checker. Find added and removed lines, ignore whitespace or case, upload text files, and export…
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Paste text or upload files to highlight additions, removals, and unchanged lines.
Find inserted, deleted, and unchanged lines with color-coded results.
Ignore capitalization, whitespace, or leading and trailing spaces.
Copy or download a unified text report for reviews and documentation.
It compares two text versions and highlights lines that were added, removed, or left unchanged.
Yes. Upload plain-text files up to 5 MB each or paste text directly into the editors.
Yes. Enable ignore whitespace, ignore case, or trim line edges before comparing.
No. Text comparison runs in your browser and is not sent to a ToolLok server.
Yes. Compare source code, JSON, HTML, CSS, Markdown, configuration files, logs, and other plain text.
Yes. Copy the unified diff or download it as a plain-text report.