UUID Generator
Generate random UUID v4 identifiers
Output
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Frequently Asked Questions
The tool generates version 4 UUIDs (random UUIDs) using your browser's crypto.randomUUID() API when available. These are suitable for database keys, request IDs, and session identifiers.
Yes. Choose a quantity from 1 up to 100 and click Generate. Each identifier appears on its own line so you can copy or download the block easily.
Uppercase converts letters A–F to capitals. Removing hyphens outputs a continuous 32-character hex string, which some systems prefer over the standard 8-4-4-4-12 format.
No. UUIDs are created entirely in your browser. Nothing is uploaded or stored on our infrastructure.