Processed locally — your file never leaves your device
UUID Generator
Generate random UUIDs (v4) entirely in your browser — one or a whole batch at once.
How it works
- Choose how many UUIDs you want.
- Click Generate.
- Copy them all at once, or download as a text file.
Frequently asked questions
- Are these UUIDs generated on a server?
- No. They're generated locally using your browser's own cryptographically secure random number generator (crypto.randomUUID).
- Which UUID version is this?
- Version 4 — randomly generated, the most common choice for general-purpose unique identifiers.
- How many can I generate at once?
- Up to 1000 per click.