UUID Generator
Generate bulk random Version 4 UUIDs instantly for your database records and programming needs.
The UUID (Universally Unique Identifier) Generator is a swift utility that creates standard RFC 4122 v4 identifiers. Whether you need a single primary key for a database row or a batch of 50 unique identifiers for testing mock data, this tool handles it effortlessly. Version 4 UUIDs are generated using cryptographic random numbers, ensuring an astronomically low chance of collision. Click generate, adjust your quantity, and copy the results directly.
How to use UUID Generator
1
Select Quantity: Choose how many UUIDs you want to generate using the slider or input field (up to 50).
2
Generate: Click the 'Generate UUIDs' button to instantly create your random list.
3
Copy Results: Click 'Copy All' to copy the generated list to your clipboard.
Frequently Asked Questions
What is a v4 UUID?
Version 4 UUIDs are randomly generated identifiers formatted as 32 hexadecimal digits separated by hyphens.
Is it guaranteed to be unique?
While theoretically possible to generate a duplicate, the probability is so close to zero that it is considered practically impossible.
Are they generated securely?
Yes, we use the browser's native Web Crypto API (`crypto.randomUUID()`) to ensure cryptographically secure random values.
Can I generate them offline?
Yes, generation relies entirely on client-side JavaScript, requiring no API calls.
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