Is Regex Tester free to use?

Yes — Regex Tester on Fneno is 100% free with no signup required, no credit card, and no usage limits for normal use. Open it and start instantly.

Do I need to create an account to use this?

No account is needed. Just open the tool and use it right away — your data stays in your browser and is never uploaded to our servers unless the tool requires it.

Does it support Arabic and English?

Yes — Fneno tools are fully bilingual. Regex Tester works with Arabic (RTL) and English for users in Saudi Arabia, UAE, Egypt, and globally.

How accurate is Regex Tester?

Regex Tester uses proven algorithms and Fneno AI to deliver accurate results. For critical decisions, always verify with a professional.

Does this work on mobile phones?

Yes — all Fneno tools are mobile-optimized and work on iPhone, Android, and any tablet or desktop browser. No app download needed.

Regex Tester

Test regular expressions with live match highlighting

Test and debug regular expressions in real time with live match highlighting. Shows match count, positions and groups. Runs entirely client-side in the browser — zero server upload, maximum privacy for your code and data. Free developer tool with no account required — copy results in one click, share via URL. Trusted by front-end developers, back-end engineers, sysadmins, and DevOps teams worldwide. Works on Windows, macOS, and Linux — any device with a modern browser.

Pattern

Flags

Test string

⚡ Instant — no signup needed🔒 Your data stays private🌐 Arabic & English

❓ Frequently Asked Questions

🔗 Related Tools

🔥

Regex Tester

❓ Frequently Asked Questions

🔗 Related Tools

JSON Formatter

Base64 Encoder / Decoder

JWT Decoder