UUID Generator

Generate random version 4 UUIDs in bulk.

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About the UUID Generator

UUID Generator creates universally unique identifiers (UUID v4) using a cryptographically secure random source. Generate up to 100 at once, in uppercase or without hyphens, and download them as a list.

How to use the UUID Generator

Choose how many UUIDs you need.
Select uppercase or no hyphens if required.
Copy or download the list.

Frequently asked questions

Can two UUIDs be the same?

The probability of a collision with random UUID v4 values is so small that it can be ignored in practice.

What is a UUID used for?

Database keys, file names, request IDs and anywhere a unique identifier is needed without a central counter.