OTOneTools

Developer tool

UUID Generator

Create a UUID instantly and copy it for development or testing.

UUID Generator

Generate random UUID values for apps, databases, and tests.

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UUID



      

        

          

            
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How To Use This Tool
Enter your values, choose the relevant action, and review the instant result. Everything runs in your browser for a fast, private workflow.
Common Uses
Useful for test data, database records, API examples, session ids, and temporary identifiers.

      

        

          

            
Practical Examples

            
Generate random identifiers for test records, API examples, database seeds, or temporary object IDs.

          

          

            
Helpful Tips

            
UUIDs are useful as identifiers, but they should not be treated as secret authentication tokens.

          

        

      

      
FAQ
Which UUID version is generated?
Modern browsers generate random UUID v4 values.
Can I copy the UUID?
Yes. Use the copy button after generating.