Text Difference Checker

Compare two texts and highlight added and removed words without shifting every later word after an insertion.

Workspace

How to use this tool

Place the original and revised text side by side, then compare. Green marks additions and red marks deletions.

What to know

A modification appears as a removed segment followed by an added segment. Spaces and punctuation are compared too.

Frequently asked questions

How do I use Text Difference Checker?

Place the original and revised text side by side, then compare. Green marks additions and red marks deletions.

What should I check before using the result?

A modification appears as a removed segment followed by an added segment. Spaces and punctuation are compared too.

Is an account required?

No. This tool is free and the calculation takes place in your browser.