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Toolbench

Text diff checker

Compare two pieces of text and see exactly which lines were added, removed or kept.

In your browser

Differences

About this tool

Find exactly what changed between two versions of a document, contract, config file or code. Added lines are green, removed lines are red, and your text stays on your device.

How to use it

  1. 1 Paste the original text on the left.
  2. 2 Paste the changed text on the right.
  3. 3 Read the highlighted differences below.

Questions

Can it ignore spacing and capital letters?

Yes. Tick Ignore case or Ignore extra spaces to hide those differences.

Is my data uploaded?

No. This tool runs in your browser, so your text and files never reach our server.

Is this tool free?

Yes. It’s free to use with no sign-up and no limits for normal use.