🆔UUID & NanoID Generator

Generate unique identifiers for your applications

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About UUID

UUID (Universally Unique Identifier) is a 128-bit number used to identify information in computer systems.

  • Version 4 UUIDs are randomly generated
  • Format: xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx
  • Widely supported in databases and applications

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About NanoID

NanoID is a tiny, secure, URL-friendly unique string ID generator for JavaScript.

  • Smaller than UUID (21 characters vs 36)
  • URL-friendly (uses A-Za-z0-9_-)
  • More compact and readable than UUID
  • Configurable length for your needs

FAQ

When should I choose UUID?

Choose UUID when you need a standard format supported widely across platforms.

When should I choose NanoID?

Choose NanoID when compact, URL-friendly IDs improve UX or storage size.