UUID Generator
Generate random v4 UUIDs instantly.
Options
Free UUID Generator
Generate random version 4 UUIDs using the Web Crypto API. UUIDs (Universally Unique Identifiers) are 128-bit identifiers commonly used as database keys, session tokens, and unique references.
Features
- Single or bulk: Generate one UUID or up to 1,000 at once.
- Formatting: Choose lowercase or uppercase hex characters.
- Copy to clipboard: One-click copy for single or bulk results.
Private and secure
All UUIDs are generated locally in your browser using cryptographically secure randomness. Nothing is sent to any server.