UUID Generator creates RFC 4122 version 4 UUIDs in your browser. Toggle uppercase or no dashes, generate batches, and copy or download results.
UUID Generator
UUID Generator Free
Create secure random UUID v4 values with crypto.randomUUID(), including batch generation and recent history - fully local.
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What is this?
How it works
1. Click Generate UUID or generate a batch.
2. Optionally use uppercase or remove dashes.
3. Copy one, copy all, or download a .txt file.
4. Review recent UUIDs in history.
Features
- UUID v4 via crypto.randomUUID
- Batch generation up to 100
- Uppercase and no-dash options
- Recent history with copy
Benefits
Create IDs for APIs, databases, and testing without installing CLI tools.
Trust & privacy
UUIDs are generated only in your browser. Studix does not upload or store them for this tool.
Frequently asked questions
No. Generation uses the Web Crypto API in your browser.