MrTools
Free toolRuns on your device

UUID Generator

Generate one to one hundred cryptographically secure UUID version 4 identifiers.

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UUID workspace

Uses the browser cryptographic random generator. Choose 1–100.

01 · Guide

How to use it

Choose a quantity and generate UUID v4 values with the browser cryptographic random number generator. Each result follows the standard 8-4-4-4-12 representation.

  1. Choose how many UUIDs you need.
  2. Generate the identifiers.
  3. Copy the UUID list.

02 · Answers

Frequently asked questions

Are these UUIDs cryptographically random?+

Yes. The tool uses crypto.randomUUID, the browser’s secure UUID v4 API.

Does my input leave this device?+

No. The operation runs locally in this browser and MrTools does not receive the entered data.

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