The best tools for comparing text, images, files and folders

Diffchecker Pro enables you to compare various types of content, on your desktop or directly in the browser.

30-day trial
No credit card required
Diffchecker app

Compare all types of files

Compare text
Whether it’s code, legal documents, or sourdough recipes, compare your files instantly, line by line
Compare images
Use a slider to compare your images in real-time, see them fade into one another, or download a merged file
Compare PDFs
Our cutting-edge AI software will extract and compare content from your PDFs or merge two files to display graphic differences
Compare spreadsheets
Merge two spreadsheets in one table to see the differences in each cell or display your files side by side
Compare folders
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List all the files within two folders to see which ones are missing or which document details are different

The most advanced diffing features

Real-time diffs
Edit your files as you go and watch Diffchecker compute the differences in real-time
Diff merging
Select, move and merge sections of your documents to compare the differences
Syntax highlighting
Choose from dozens of programming languages, including Python, R, C++ and more
Character diff
Always reading between the lines? Check yours down to a single character
PDF exports
Save computed differences as PDF files and download them on your computer
File imports
Tired of copy-pasting your text? Import files to extract content easily and quickly

Get the best Diffchecker experience

No ads
No distractions so you can focus on what’s really important
Dark mode
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Stay on top of your game even in low-light environments
Better performance
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Premier functionality, faster speed, and increased accuracy
Offline mode
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Whether you’re at JFK or Mount Everest, take Diffchecker with you

The best security for your diffs

Private sharing
Share your diffs with confidence
Single sign-on (SSO)
Log in securely with just 1 click
Local diffs
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Diffs will never leave your computer

Frequently Asked Questions

Need more help? Contact us

Get Diffchecker Pro now!

Get Diffchecker Pro
  • 30-day trial
  • No credit card required
Buy from $9/month

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