Text Diff
Text Diff — a free comparison tool in the Tools4U Text Tools collection.
Workspace
ReadyYour text
Words
Characters
No spaces
Sentences
Paragraphs
Reading time
at 220 wpm
Free online Text Diff
Text Diff — a free comparison tool in the Tools4U Text Tools collection. The Tools4U Text Diff is part of our Text Tools collection of Comparison utilities. It works online in any modern browser — no download, no sign-up and no file upload, so your data never leaves your device.
How to use
Using Text Diff in three steps
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1
Add your input
Paste text, drop a file, or type directly into the workspace.
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2
Run the tool
Choose the options you need and press the action button.
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3
Copy or download
Take the result with one click — nothing is stored anywhere.
Features
Why people use this tool
Instant results
Everything runs locally, so results appear as you type.
Privacy-first
Your input never leaves the browser. No uploads, no logs.
Handles big inputs
Comfortable with large files and long documents.
Always free
No account, no limits, no watermark on results.
FAQ
Frequently asked questions
Is Text Diff free to use?
Is my data uploaded to a server when I use Text Diff?
Can I use Text Diff on mobile?
Do I need to install any software to use Text Diff?
Keep going
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People using Text Diff often open these next.
Text Compare
Text Compare — a free comparison tool in the Tools4U Text Tools collection.
Find & Replace
Find & Replace — a free comparison tool in the Tools4U Text Tools collection.
Duplicate Text Finder
Duplicate Text Finder — a free comparison tool in the Tools4U Text Tools collection.
Word Counter
Count words live as you type, with a full breakdown.
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