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Diffchecker

Compare two texts and highlight the differences.

✓ No sign-upFree to useWriting
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What is Diffchecker?

Diffchecker compares two pieces of text and highlights exactly what changed. Paste the original on the left and the changed version on the right, and it marks added, removed and modified lines and words.

Beyond text, it can also compare images, PDFs, Excel files and folders. You can share a diff with a link.

Key features

  • Side-by-side or unified diff view
  • Word and character-level highlighting
  • Compare images, PDFs and spreadsheets
  • Shareable links

Pros

  • Very fast and clear
  • Handles several file types
  • No setup needed

Cons

  • Some features need the paid version
  • Shared diffs are stored on their servers

Best for

Comparing two versions of a contractSpotting code or config changesChecking edits in a document

Ratings and reviews

No reviews yet. Community ratings and reviews are coming soon, so you can share how Diffchecker worked for you.

Diffchecker FAQ

Is Diffchecker free?

Text, image and PDF comparison is free without an account. Diffchecker Pro adds a desktop app and advanced features.

Do I need an account to use Diffchecker?

No. Diffchecker works without signing up, so you can open diffchecker.com and start using it right away.

What are some alternatives to Diffchecker?

Similar free tools that also work without an account include Hemingway, Rentry, Dillinger, WordCounter, LanguageTool and Convert Case.

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