Text utility

Regex Tester

Test regular expressions and inspect matches live. Runs directly in your browser, free, private and without sign-up.

Test regular expressions and inspect matches live. Process your work directly on your device with a fast, browser-based tool.

How to use Regex Tester

1. Open the tool and enter content or choose a file.
2. Choose the output options that match your task.
3. Review the result directly on the page.
4. Copy or download the result to your device.

Key features

• Runs directly in a modern browser.
• No account, installation or server upload required.
• Copy and download the result immediately.

Good to know

Results depend on the input format and the browser you are using.