UUID generator
Creates UUID v4 identifiers with cryptographic randomness, one or several at a time.
Processed on this device. The files are not sent to a server.
How to use this tool
- Choose an amount between 1 and 100.
- Generate new identifiers.
- Copy or download the list.
What you should know
Web Crypto UUID v4, not sequential identifiers. The probability of collision is extremely low but it is not a mathematical guarantee of global uniqueness.
Are the generated UUIDs saved?
No. The results remain only on the page until you clear or exit.