Free UUID v4 Generator
Generate up to 100 random version 4 UUIDs at once, in the format you need.
Runs in your browser. Nothing you type is uploaded.
How to use the UUID Generator
Enter how many UUIDs you need, from 1 to 100.
Choose uppercase or no hyphens if your system needs them.
Press Generate, then copy one UUID or all of them.
Questions
Can two version 4 UUIDs ever be the same?
In theory yes, but each one has 122 random bits, so a collision is so unlikely that it can be ignored for practical purposes.
Is a UUID the same as a GUID?
Yes. GUID is the name Microsoft uses for the same 128 bit identifier format.