UUID Generator
Generate unique UUIDs instantly in your browser. Create random identifiers for apps, databases, APIs, and development work with one click.
Generate UUID
Create a new UUID instantly, then copy it to use wherever you need a unique identifier.
Click Generate UUID to create a fresh identifier.
How to Use
- Click Generate UUID to create a new identifier.
- Review the generated value in the output field.
- Use Copy UUID to copy it instantly.
- Click Clear if you want to reset the field.
What Is a UUID?
A UUID is a universally unique identifier used to create values that are extremely unlikely to repeat. It is commonly used in software systems, APIs, databases, and records that need unique keys.
UUIDs are useful when you need an identifier that can be generated independently without relying on a central counter.
Why Use This Tool
- Generate UUIDs instantly with one click.
- Useful for development, testing, APIs, and database records.
- Works directly in the browser with no setup required.
Use Cases
- Creating unique IDs for database rows
- Generating test identifiers during development
- Assigning IDs to users, sessions, or records
- Preparing values for APIs and structured data
Frequently Asked Questions
Is this UUID random?
Yes. The tool generates a random UUID, using the browser crypto API when available for stronger randomness.
Can I generate multiple UUIDs?
Yes. Each click generates a fresh new UUID value.
Does this tool send anything online?
No. UUID generation happens directly inside your browser using JavaScript.
Can I use these UUIDs in apps and databases?
Yes. They are suitable for common development and general identifier use cases.
Why does the UUID include dashes?
The dashed format is the standard readable representation used for UUID strings.