Hide, mask, and generate — without ever sending data anywhere.
cloak is a collection of client-side utilities for protecting personal information. Every tool runs entirely in your browser. Nothing is uploaded, stored, or tracked.
PII Text Redactor
Detect & mask emails, phones, cards, SSNs, IPs and URLs in any text.
Open tool →Image Redactor
Blur, black-out, or pixelate faces, plates, and secrets in photos.
Open tool →Fake Data Generator
Synthetic names, emails, addresses & IDs for testing and demos.
Open tool →Password Generator
Cryptographically strong passwords & passphrases with live strength.
Open tool →EXIF & Metadata Remover
Strip GPS, camera & timestamp data from photos before you share them.
Open tool →Password Strength Checker
Entropy, crack-time estimates & weakness warnings for any password.
Open tool →Hash Generator
MD5, SHA-1/256/384/512, CRC32 & HMAC for text and files.
Open tool →Base64 Encode / Decode
Convert text and files to and from Base64, with URL-safe mode.
Open tool →URL Encode / Decode
Safely escape query strings and URIs for API and OAuth work.
Open tool →JWT Decoder
Inspect header, payload & expiry of JSON Web Tokens locally.
Open tool →UUID & Token Generator
v4/v7 UUIDs, random tokens & API keys — bulk, cryptographically random.
Open tool →Link Dereferer
Cloak the source of any link so destinations can't see the referrer.
Open tool →