UUID Generator
Generate random UUID v4 identifiers instantly in your browser.
How to Use UUID Generator
- 1
Set the number of UUIDs you want (up to 100).
- 2
Click "Generate" to create cryptographically random UUIDs.
- 3
Copy individual UUIDs or all of them at once.
- 4
Use them as unique identifiers in databases, APIs, or configs.
Frequently Asked Questions
What is a UUID?▾
A UUID (Universally Unique Identifier) is a 128-bit identifier that is practically guaranteed to be unique worldwide.
Are these UUIDs truly random?▾
Yes — we use the Web Crypto API (crypto.randomUUID or crypto.getRandomValues) for cryptographically secure generation.
What is UUID v4?▾
UUID v4 uses random data for all bits except for the version and variant bits, ensuring uniqueness.
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