🆔 UUID Generator — Random Unique IDs (v4)

Create unique IDs (UUID) — for developers.

UUID v4 — a completely unique random ID every time. Make one or many IDs at once for database keys, API tokens or testing.

How to Use?

  1. Enter how many IDs you want.
  2. Press Generate.
  3. Copy them all with Copy All.

What Is a UUID?

Universally Unique Identifier — a 128-bit random number that practically never repeats. Format: xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx

Frequently Asked Questions

What is UUID v4?
The randomly generated UUID version — the most common.
Can two UUIDs ever be the same?
Theoretically yes, practically impossible (1 in 5 billion billion billion).
Why is it used in databases?
To give every record a globally unique identity.

Last updated: 30 September 2026 · Category: Security & Random