UUID Generator
Generate random UUID v4 identifiers instantly in your browser.
Part of Yoopla's 445+ free browser tools.
How to Use UUID Generator
- 1
Set the number of UUIDs you want (up to 100).
- 2
Click "Generate" to create cryptographically random UUIDs.
- 3
Copy individual UUIDs or all of them at once.
- 4
Use them as unique identifiers in databases, APIs, or configs.
Frequently Asked Questions
What is a UUID?▾
A UUID (Universally Unique Identifier) is a 128-bit identifier that is practically guaranteed to be unique worldwide.
Are these UUIDs truly random?▾
Yes — we use the Web Crypto API (crypto.randomUUID or crypto.getRandomValues) for cryptographically secure generation.
What is UUID v4?▾
UUID v4 uses random data for all bits except for the version and variant bits, ensuring uniqueness.
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Our random generator collection includes tools for numbers, text, colors, identifiers, and more. Each generator is optimized for its specific purpose - password generators use cryptographic randomness for security, UUID generators follow RFC standards, and fun generators like dice rollers and coin flips provide fair, unbiased results. All tools work instantly in your browser with no installation required.
Security Tools
Our security tools never send your data to any server. Passwords are generated using your browser's built-in crypto API, hashes are computed locally, and password strength is evaluated without network requests. Your security is our priority.
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