UUID / GUID Generator
Generate Version 4 UUIDs (Universally Unique Identifiers) using `crypto.getRandomValues()` for database primary keys, session tokens, and unique IDs.
How to use UUID / GUID Generator
- 1Select how many UUIDs to generate (from 1 up to 100).
- 2Toggle uppercase/lowercase letters or hyphens removal.
- 3Click "Generate UUIDs" to produce fresh random identifiers.
- 4Click "Copy All" to save them to your clipboard.
Key Features & Capabilities
Frequently Asked Questions
What is the probability of a UUID collision?
After generating 1 billion UUIDs every second for the next 100 years, the probability of creating a single duplicate is about 50%.
Privacy & Security Commitment
Entropy is generated directly on your local device CPU. Zero server logs.
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