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ToolNest AI
Free

UUID Generator

Generate single or bulk UUIDs (v1, v4) instantly.

Quick

About UUID Generator

Generate cryptographically random UUID v4 or time-based UUID v1 identifiers instantly. Generate one or thousands in a batch, copy individually or all at once. Essential for database primary keys, API tokens, and unique identifiers.

Frequently Asked Questions

UUID v1 is time-based and includes a timestamp and machine identifier. UUID v4 is randomly generated and is more commonly used for privacy and security.

UUID v4 uses cryptographic randomness, making collisions astronomically unlikely — effectively guaranteed unique for any practical use case.

Yes, you can generate anywhere from 1 to 10,000 UUIDs in a single batch and export them as a text file.

Yes, they are production-grade identifiers suitable for database primary keys, session tokens, file names, and any unique identifier need.