Security

Generate strong, secure passwords with custom length, uppercase, lowercase, numbers and symbols. Runs 100% in your browser — nothing stored, nothing sent.

Create custom QR Codes for URLs, text, email, phone and Wi-Fi. Choose size and error correction level. Download as PNG — 100% browser-based. Use now.

Read QR Codes online using your camera or by uploading an image. Instant result, 100% free.

Generate a QR code to share your Wi-Fi network. Just scan to connect. No data is sent. 100% free.

Check your password strength instantly. Entropy analysis, crack time estimation and security tips. 100% free and offline.

Analyze Unicode characters: codepoint, category, block, UTF-8/UTF-16 encodings, HTML entity.

Encrypt text with Caesar, ROT13, Atbash, Vigenère, Base64 or Morse. Free in browser.

Decode and inspect JWT tokens with header, payload analysis, and expiration check. Client-side only — your tokens never leave the browser. Free.