Free Security Tools

All tools run entirely in your browser. No data is sent to any server, no account required.

• Password Generator — Cryptographically secure random passwords with customizable options
• Password Strength Checker — Entropy calculation and pattern detection
• Passphrase Generator — Random word passphrases, easy to remember and secure
• Hash Generator — MD5, SHA-1, SHA-256, SHA-512
• UUID Generator — RFC 4122 v4 UUIDs
• Base64 Encoder/Decoder — Instant encode and decode
• QR Code Generator — Customizable, downloadable QR codes