Compare two text blocks side by side

Text Diff Checker

Paste two versions of text, notes, or snippets and quickly see which lines changed, were added, or were removed.

Original text

Updated text

Diff result

Line-level comparison appears below.

Best uses

Use this for fast comparisons of copy, docs, config values, or small snippets when you want a simple visual diff without opening a full toolchain.

Popular use cases

  • Comparing revised copy
  • Checking config changes
  • Reviewing note edits
  • Spotting small line changes quickly

How to use it

  1. 1. Paste the old version in the left box and the new version in the right box.
  2. 2. Run the comparison.
  3. 3. Review added, removed, and changed lines in the result panel.