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About this tool
Generate random version-4 UUIDs (GUIDs), one or many at a time, created securely in your browser. Useful for database keys and unique identifiers.
Frequently asked questions
What version of UUID is this?
Version 4 — randomly generated, the most common type for unique IDs.
Can I generate several at once?
Yes — choose how many with the slider.
Is it free?
Yes.