Dev Tools
UUID Generator
Generate cryptographically secure UUID v4 values using Web Crypto API. Generate up to 50 at once.
🔒 Runs in your browser — files never leave your device
🔑 Settings
About UUID Generator
UUIDs are used as database primary keys, session tokens and API identifiers. UUID v4 uses 122 random bits for statistical uniqueness.
Frequently Asked Questions
UUID vs GUID?
Same thing — GUID is Microsoft's name for UUID.