UUID Generator
FreeGenerate cryptographically random UUID v4 strings. Bulk generate up to 100, copy individually or all at once.
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v4 (random)v1 — coming soonv5 — coming soon
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A UUID v4 is generated automatically on page load.
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Use the format options to get hyphenated, no-hyphen, or uppercase UUIDs.
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Enter a count and click Generate to create up to 100 UUIDs at once.
Frequently asked questions
A UUID (Universally Unique Identifier) is a 128-bit label used to uniquely identify information in computer systems.
UUID v4 uses cryptographically random values making collisions virtually impossible.
They are the same thing. GUID is Microsoft's term for UUID.
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