UUID Generator
Generate random UUID v4 values, one or many at once.
How to use the UUID Generator
- 1Choose how many1 to 500.
- 2Pick formatUppercase or no hyphens.
- 3CopyUse them in your project.
What is the UUID Generator?
UUIDs (version 4) are random 128-bit IDs that are practically unique, so developers use them for database keys, order numbers, file names and API requests. Generate one or up to 500 at once, with uppercase and no-hyphen options.
Made with your browser's secure random generator.
When to use it
- Database primary keys.
- Unique file names.
- Test data.
Questions
Can two UUIDs be the same?
The chance is so small that it is ignored in practice.
Is the UUID Generator free?
Yes. It is completely free with no sign-up and no watermark. Use it as often as you like.
Are my files uploaded to your server?
No. This tool runs inside your browser, so your files and text stay on your own phone or computer.
Does it work on mobile?
Yes, it works in Chrome, Safari and other modern browsers on Android, iPhone, Windows and Mac.
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