Generate Unique IDs
Need a primary key for your database or a unique token for a session? Our Bulk UUID Generator creates standard-compliant Version 4 UUIDs instantly.
Applications
Databases
UUIDs allow you to merge records from different databases without conflict, unlike auto-incrementing integers.
Testing
Generate mock data for your application to test how it handles unique user IDs or transaction tokens.
Frequently Asked Questions
What is a UUID?
UUID stands for Universally Unique Identifier. It is a 128-bit label used for information in computer systems.
Is it truly unique?
While not theoretically impossible, the probability of generating a duplicate UUID v4 is so astronomically low that it's considered unique for all practical purposes.
What version is this?
This tool generates Version 4 UUIDs, which are completely random. Other versions are based on time or MAC addresses.