Text Diff — Compare Two Texts Online

Free online text diff checker. Compare two texts or code snippets side by side or unified, with line numbers and word-level highlighting. 100% offline.

Paste two versions of any text or code and see exactly what changed — line by line, with the individual changed words highlighted.

Why use this converter

• 100% client-side — your data never leaves your browser
• Free and unlimited, no account required
• Works offline as an installable PWA, on desktop and mobile
• No ads and no tracking

Also known as

text diff · diff checker · compare two texts · text compare online · code diff

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