Online UUID generator (v4)

Generate a new random UUID:

/*
* UUID length:16
* Auto-generated by http://yupana-engineering.com/online-uuid-generator
*/
String UUID = "";


Online UUID and byte-array generator. It can be used for Bluetooth service UUIDs or Bluetooth characteristic UUIDs.
2019-05-25: Made compliant with version 4 of the UUID specification.

See also online-uuid-to-c-array-converter
and online-reverse-byte-array tool.