UUID Generator
Generate random Version 4 UUIDs for use as unique identifiers.
Generate one or more cryptographically random Version 4 UUIDs, commonly used as unique identifiers for database records, API keys, and session tokens.
Your files and text are processed locally in your browser — nothing is uploaded to a server.
UUID Generator tool
How to Use UUID Generator
- Choose how many UUIDs to generate.
- Click Generate.
- Copy the results, individually or all at once.
Features
- Cryptographically secure randomness
- Generate multiple UUIDs at once
- Copy individually or in bulk
- Standard Version 4 (random) format
Frequently Asked Questions
Are these UUIDs guaranteed to be unique?
Version 4 UUIDs use 122 random bits, making collisions astronomically unlikely in practice.
Is the randomness secure?
Yes, it uses the browser's cryptographically secure random number generator.