Free Regex Tester Tool Online

Use our Regex Tester Tool to test and validate regular expressions instantly. This tool helps developers find matches, debug patterns, and improve text processing.

How to Use

1. Enter your regex pattern.
2. Add optional flags (g, i, etc.).
3. Paste your test text.
4. Click "Test Regex" to see matches.

Features

• Test regex patterns instantly
• Supports flags (g, i, m, etc.)
• Displays all matches clearly
• Browser-based and fast

FAQs

Q: What is regex?
Regex (regular expression) is used for pattern matching in text.

Q: Is this tool free?
Yes, 100% free.