UUID Generator v1.0
Generate random UUID v4 identifiers instantly. Perfect for database IDs and unique identifiers.
No data uploaded – runs 100% in your browser
Used by developers in 120+ countries
v1.0 • Updated Nov 2025
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How to Use the UUID Generator
- Click 'Generate' to create a UUID
- Generate multiple UUIDs at once
- Copy individual UUIDs
- Download bulk UUIDs
What is UUID Generator?
A UUID (Universally Unique Identifier) is a 128-bit identifier guaranteed to be unique. UUIDv4 uses random numbers to ensure uniqueness without coordination.
Why Use a UUID Generator?
- Guaranteed uniqueness
- No central coordination needed
- Database primary keys
- API identifiers
- Bulk generation support
Frequently Asked Questions
What is a UUID?
A UUID is a 128-bit identifier that's universally unique, commonly used as database IDs and unique identifiers.
Is this UUID Generator free?
Yes, this UUID Generator is completely free and runs entirely in your browser.
Is my data secure?
All processing is done locally in your browser using cryptographic randomness.