UUID Generator
Your data never leaves your browserGenerate random UUIDs (v4) for unique identifiers.
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About UUID Generator
Generate cryptographically secure random UUIDs (Universally Unique Identifiers) using your browser's built-in crypto API. Create one or many UUIDs at once for use in databases, APIs, or any system that needs unique IDs.
How to use
- Set how many UUIDs you want to generate (1-100).
- Click Generate to create your UUIDs.
- Click Copy All to copy all generated UUIDs to your clipboard.
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Frequently Asked Questions
FAQs about UUID Generator
What is a UUID?
A UUID (Universally Unique Identifier) is a 128-bit number used to uniquely identify information in computer systems. The format is xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx.
Are these UUIDs truly random?
Yes. This tool uses crypto.randomUUID() which is a cryptographically secure random number generator built into your browser.
What is UUID v4?
UUID version 4 generates identifiers using random or pseudo-random numbers. It is the most commonly used UUID version.
Can I generate GUIDs with this tool?
Yes. GUID (Globally Unique Identifier) is Microsoft's term for UUID. They are the same format and this tool generates both.
How many UUIDs can I generate at once?
You can generate up to 100 UUIDs at a time.