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Regex Tester

Test regular expressions against your text and see all matches.

How to use the Regex Tester

  1. Enter or paste your input in the tool above.
  2. The result updates instantly. Click the button where one is shown.
  3. Copy the result and use it anywhere.

About this regex tester

This free online regex tester helps you with regex tester quickly and accurately. It works on mobile and desktop, needs no sign-up and processes everything locally in your browser.

Frequently asked questions

Is the Regex Tester free?

Yes. The regex tester is 100% free with no sign-up, limits or watermarks.

Is my data safe when I use the regex tester?

Yes. Everything runs in your browser. Your input is never uploaded to a server or stored.

What flags can I use?

Common flags are g (global), i (ignore case) and m (multiline).

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