Text
Text diff checker
Compare two versions of a text and highlight what changed.
Free to use · Runs in your browser · No signup
This tool works in your browser. Enable JavaScript to select files and create your download.
How to use Text diff checker
- Paste the original text in the first box.
- Paste the changed version in the second box and choose to compare words, lines, or characters.
- Review insertions in green and deletions in red.
What you need
Nothing to upload. Type or paste directly into the tool; results update as you go.
Your result
A highlighted comparison with counts of added and removed text.
Before you start
The comparison shows the minimum set of edits between the two texts. Reordered paragraphs appear as a deletion plus an insertion.
Questions about Text diff checker
How do I use Text diff checker?
Paste the original text in the first box. Paste the changed version in the second box and choose to compare words, lines, or characters. Review insertions in green and deletions in red.
What does Text diff checker produce?
A highlighted comparison with counts of added and removed text.
What should I check before using Text diff checker?
The comparison shows the minimum set of edits between the two texts. Reordered paragraphs appear as a deletion plus an insertion.
Is what I type sent anywhere?
No. The calculation runs in your browser, and the text or numbers you enter are not uploaded or stored.