Can I generate multiple UUIDs?

Yes, generate up to 1000 UUIDs at once and copy or download the list.

Are the UUIDs truly random?

Yes, using the Web Crypto API for cryptographically secure randomness.

What format options are available?

Standard hyphenated format or compact (no hyphens) format.

No, UUIDs are generated locally and not stored anywhere.

UUID Generator

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Generate random UUIDs (v4) for unique identifiers.

100% Private & Offline. Processed locally in your browser — your files never leave your device.

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About UUID v4

UUID v4 (Universally Unique Identifier) is a 128-bit identifier generated using cryptographically secure random numbers. The probability of generating the same UUID twice is practically zero, making them ideal for database keys, session IDs, and distributed systems.

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Frequently Asked Questions

Version 4 (random) UUIDs are generated using cryptographically secure random numbers.

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