Text difference checker
Highlight added and removed lines or characters between two texts.
A simple path to your result
Paste text or open a local file, adjust options, then copy or download the result.
Processed in this browser tab
Good to know
Inputs are processed locally in this browser tab.
How to use text difference checker
Paste the original and revised text.
Choose line or character comparison.
Review the highlighted changes.
When it helps
Check what changed between two drafts.
Formats and limits
Input: plain text. Output: plain text. Browser support and available device memory can affect large jobs.
Inputs are processed locally in this browser tab.
Privacy and local processing
The selected content is processed in this browser tab. GoldieKit loads application code and, for portrait background removal, model files from the site; the tool does not upload your input for processing. See the privacy notice for network and hosting details.
Common questions
Which formats does this tool handle?
Input: plain text. Output: plain text.
Is an account required?
No. You can use this tool in your browser without creating an account.