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UUID Generator
Generate cryptographically random version 4 UUIDs, one or up to 100 at a time, with crypto.randomUUID(). Copy all in one click.
UUID Generator
UUID v4
429ca120-870a-4c8b-a5ea-b44cc85536ab 4a40c07e-9202-49d5-b36e-6c973974e40b 338def40-a012-466f-9eb3-b2f6b248c90c e7c68b7f-6064-435d-97b9-e5d59d8678d8 db64f122-bd97-4121-ba59-846aa5fcb776
Generated with crypto.randomUUID() — cryptographically random (122 random bits).
Frequently asked questions
Is my data uploaded?
No. The calculation runs entirely in your browser — nothing you type is sent to a server.
Is it free?
Yes — free, unlimited and no sign-up.