Is Regex Tester free?

Yes, Regex Tester is 100% free and requires no registration. You can use it as many times as you want, with no limitations.

How accurate is Regex Tester?

Regex Tester uses standard mathematical formulas to ensure accurate results. However, for critical applications, we always recommend verifying the results.

Can I save my results?

Yes, you can add this tool to your favorites and your calculation history is automatically saved in your browser. You can also copy or share the results.

Does Regex Tester work on mobile?

Yes, Regex Tester is fully responsive and works perfectly on smartphones and tablets. The interface automatically adapts to your screen size.

Regex Tester - Groups

Extract groups.

Frequently Asked Questions

To use Groups, simply enter your data in the provided fields, then click the "Calculate" button. The result will be displayed instantly. You can then copy or share the result.

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