Side-by-Side Text & Code Diff Checker
Compare two texts, contracts, or code snippets line by line and highlight additions and deletions clearly.
Diff Output
Frequently Asked Questions
Does it compare private documents safely?
Yes, comparison happens 100% inside your browser tab.
Related Utilities
Text & Lists
Remove Duplicate Lines & Sort Lists
Deduplicate text lists, trim whitespace, drop empty rows, and sort A-Z or by length locally in your browser.
JSON, CSV & RegexJSON Formatter, Validator & Minifier
Pretty-print, validate syntax errors, sort object keys, or minify JSON payloads instantaneously.
JSON, CSV & RegexCSV & Excel Paste to Markdown Table or JSON
Auto-detect comma, semicolon, or tab-separated data from Excel/Sheets and convert it cleanly to Markdown or JSON.