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Regex Tester

Test regular expressions (regex) patterns against text strings. Find matches, debug patterns, and validate syntax.

Regex Pattern: Flags (g, i, m): Test String:

© 2026 Free Tools. All processing happens in your browser. Your data is never uploaded.

📖 About This Tool

Regex Tester is a free, easy-to-use online tool that helps you accomplish your tasks quickly and efficiently. No installation required, works directly in your browser, and respects your privacy by processing everything locally.

🎯 How to Use This Tool

Enter or paste your input data in the provided field
Click the process/convert button
View your results instantly
Copy or download the output as needed

💡 Pro Tip: All processing happens in your browser—your data never leaves your device!

⭐ Why This Tool Is Important

This tool saves you time and effort by automating tasks that would otherwise require manual work or expensive software. Key benefits:

Time-Saving: Get instant results without manual processing
Privacy-First: Your data stays on your device—100% secure
Always Free: No registration, no hidden costs
Professional Quality: Reliable results for personal and business use
Cross-Platform: Works on any device with a modern browser

❓ Frequently Asked Questions

Yes! This tool is 100% free with no limitations, no registration required, and no hidden costs. Use it as many times as you need.

Absolutely! All processing happens locally in your browser. Your data never leaves your device and is not stored anywhere. This ensures 100% privacy and security.

No installation needed! This is a web-based tool that works directly in your browser. Just visit the page and start using it immediately.

Yes! This tool is fully responsive and works perfectly on smartphones, tablets, and desktop computers. Use it anywhere, anytime.

Yes, you can use this tool for both personal and commercial projects without any restrictions. There are no licensing fees or usage limitations.