Paste the original and edited text side by side. Added, removed and changed lines are highlighted, and character-level differences reveal the exact edit.
Processed locally, never uploadedNo sign-upFree
Key features
Line-level counts and character-level highlights
Ignore case or whitespace when comparing
Good for configs, code, contracts and copy
How to use
Open the page and start; no account required.
Enter text or choose a file, then press Ctrl / ⌘ + Enter to run.
Copy or download the result; everything runs locally in your browser.