UUID Generator
Batch generate UUID v4 — standard, no-dash, or uppercase
About UUID Generator
Generate UUID v4 identifiers in bulk (1-50 at a time). Choose standard, no-dash, or uppercase format. Uses your browser's native crypto.randomUUID() for maximum randomness.
- ·Batch generate 1 to 50 UUIDs at once
- ·Three formats: standard, no-dash, and uppercase
- ·One-click copy for individual or all UUIDs
- ·Browser-native API for high-quality randomness
UUID Generator FAQ
Will UUIDs ever collide?▼
The probability is astronomically low (about 2^-122). In practice, UUID v4 collisions don't happen.
What's the difference between UUID v4 and other versions?▼
V4 is fully random with no embedded timestamp or hardware info, making it the most commonly used version.
Does this tool send data to a server?▼
No. Everything runs in your browser. No data leaves your device.
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