Frequently Asked Questions

How Can We Help?

Find answers to the most common questions about RegexTester

Getting Started

Basic usage questions

Features

Tool capabilities

Privacy

Data handling

Performance

Speed & reliability

Getting Started

Basic questions about using RegexTester

Features & Tools

Questions about RegexTester's capabilities

Privacy & Security

Questions about data handling and privacy

Performance & Reliability

Questions about speed, limits, and availability

Support & Community

Getting help and contributing to the community

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How Can We Help?

Getting Started

Features

Privacy

Performance

What is a regular expression?

How do I start using RegexTester?

Do I need to create an account?

Why isn't my pattern working?

What is the Visual Builder?

How many patterns are in the library?

What do the Analytics show?

Can I export my patterns and results?

Which regex engines do you support?

Is my data stored on your servers?

Can I test sensitive data safely?

Do you use cookies or tracking?

Are there any usage limits?

Can I test against large text files?

Is RegexTester always available?

Does it work on mobile devices?

How can I get help with regex patterns?

Can I contribute patterns to the library?

How do I request new features?

How do I report bugs?

Still Have Questions?