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Text Highlighter

Mark every occurrence of the words you choose, with the passage safely escaped first.

Highlight words in a passage

Highlighted text will appear here.
No highlights yet.
The passage is escaped before any markup is added, so pasted tags are shown as plain text.

How to use the Text Highlighter

  1. Paste the passage you want to mark up.
  2. Enter the words or phrases to highlight, separated by commas.
  3. Adjust the matching options and copy the passage when you are done.

Features

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Frequently Asked Questions

Common questions about the free online text highlighter.

Paste the passage, type the words you want to mark separated by commas, and every match is highlighted in the result panel.
Yes. Separate the words or phrases with commas and the tool marks every one of them, including longer multi word phrases.
Yes. The passage is escaped before any markup is added, so pasted tags appear as plain text and can never be injected.
It highlights only standalone words, so highlighting art will not mark the art inside words such as start or party.
Yes. Tick Match case and only matches with the same capitalisation, such as proper nouns, will be highlighted.
Yes. The copy button places the passage on your clipboard, and you can also select the highlighted result directly in the page.
Yes. Accented letters count as word characters, so a whole word search matches the spelling you type and nothing else.
No. The highlighting is generated in your browser, so nothing you paste is sent to a server or stored anywhere.

Last updated: October 10, 2026