What kinds of PII can BlurMask automatically hide?

BlurMask automatically detects and masks customer email addresses, phone numbers, credit card numbers (with Luhn validation), Social Security Numbers, financial currencies ($/€/£), and secret API keys.

Is my data sent to any cloud server?

Never. BlurMask runs 100% locally inside your browser sandbox. No tracking scripts, no external analytics SDKs, and no cloud server APIs.

Privacy & Security Tool

Hide Sensitive Data & Redact PII Chrome Extension

BlurMask is a lightweight browser extension designed for presenters, software creators, and consultants to mask PII (personally identifiable information) and sensitive financial data on web applications instantly.

Automate PII protection on your browser

Get BlurMask free for Chrome or Firefox today.

Add to Chrome (Free) Add to Firefox (Live)

Key PII Protection Features

1. Automated Smart PII Shielding (Pro)

Scans your web dashboard on load to automatically mask email addresses, phone numbers, credit card strings, SSNs, and Stripe revenue balances before you present.

2. Precision Point, Click & Box Redaction

Click any DOM element to apply Gaussian blur, mosaic pixelation, or solid blackout redaction. Drag custom selection boxes over charts or table columns.

3. Preset Swapping for Recurring Demos

Save configuration presets (e.g. "Client Demo", "YouTube Recording") to apply pre-configured blur rules with a single click.

Frequently Asked Questions

Is BlurMask free?
Yes, BlurMask offers a Free Starter tier with up to 7 manual blurs per page forever. Lifetime Pro ($20 one-time) unlocks unlimited blurs and Smart PII detection.