UUID Generator
Generate random UUID v4 identifiers in bulk
How to Use UUID Generator
Generate cryptographically secure UUID v4 identifiers for database keys, API identifiers, or any situation requiring unique IDs.
- 1
Set the count
Choose how many UUIDs to generate at once — from 1 to 100.
- 2
Configure format
Toggle hyphens on or off, and choose between uppercase or lowercase output.
- 3
Generate & copy
Click Generate to create UUIDs instantly, then Copy All to grab them for your project.
Frequently Asked Questions
What is a UUID?
UUID (Universally Unique Identifier) is a 128-bit identifier that is unique across space and time, commonly used as database primary keys and API identifiers.
What is UUID v4?
UUID v4 generates random UUIDs using cryptographically secure random numbers, making collision probability negligible.
Can I generate multiple UUIDs at once?
Yes, specify the number of UUIDs you need and generate them all at once with one click.
Is this tool free?
Yes, completely free with no signup required. All generation happens in your browser.