A Universally Unique Identifier (UUID) is a 128-bit number used to uniquely identify information in computer systems.

Which version of UUID is generated?

This tool generates Version 4 UUIDs, which are constructed using random or pseudo-random numbers.

UUID Generator | Generate Version 4 GUIDs Online

Number of UUIDs to generate (Max 100)

Generated UUIDs0 entries

🔒Processing is 100% client-side. No data is sent to servers.

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Version 4 UUIDs are generated randomly. Out of the 128 bits, 122 bits are random, and 6 are used for version and variant.

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The probability of a collision is so low that for most practical purposes, it is considered zero. There are 2^122 possible UUIDs.

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UUIDs can be generated extremely fast on the client-side without any network overhead or server calls.

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