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UUID Generator

Generate batches of UUID v4 values with secure browser randomness.

Generate up to 100 UUID v4 values at once, choose casing or remove hyphens, then copy or download the result.

Tool area

How to use

  1. Choose how many UUIDs you need.
  2. Choose an output format.
  3. Generate, copy, or download the values.

Use cases

  • Create identifiers for test fixtures.
  • Prepare sample database primary keys.

FAQ

Are these UUID v4 values?
Yes. Values come from the browser crypto.randomUUID API.
Can UUIDs be used as passwords?
No. UUIDs are identifiers, not a password format.

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Privacy & local processing

πŸ”’ This tool runs entirely in your browser. No data is uploaded to any server.

All input and files are processed only in this browser tab and are not uploaded to a server.

Trust & usage note

This tool runs mainly in your browser. Your input is not actively uploaded to a server. Avoid entering highly sensitive data. Results are for reference only.

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