Regex Tester - Privacy Policy

Last updated: April 6, 2026

Overview

Regex Tester is a Chrome extension that lets you test, debug, and save regular expression patterns with real-time match highlighting. Your privacy is important, and this extension is designed to keep all data local to your browser.

Data Collection

Regex Tester does not collect, store externally, transmit, or share any data. Specifically:

• No personal information is collected.
• No browsing history is recorded.
• No regex patterns or test strings leave your browser.
• No analytics or tracking scripts are used.
• No cookies are set by the extension.
• No data is sent to external servers.

How It Works

Regex Tester stores saved regex patterns and your last session state locally on your device using chrome.storage.local. This data is never transmitted externally. All regex testing and matching happens entirely within your browser.

Permissions

The extension requests the following permissions:

• storage — Used to save your regex patterns, flag preferences, and last session state locally on your device.

Third-Party Services

Regex Tester does not use any third-party services, APIs, or SDKs.

Changes to This Policy

If this privacy policy is updated, the changes will be posted here with a revised date. The extension will continue to operate on the principle of zero data collection.

Contact

If you have questions about this privacy policy, you can reach out through the extension's Chrome Web Store listing.