UUID Generator - Generate Unique IDs

Generate UUID, Nano ID, alphanumeric and numeric unique identifiers

UUID v4

Standard 128-bit universally unique identifier (RFC 4122)

About Unique IDs

UUID v4

Best for: Database primary keys, session IDs, general purpose unique identifiers

Alphanumeric

Best for: API keys, tokens, short URLs, voucher codes

Numeric

Best for: Invoice numbers, order IDs, reference numbers

Nano ID

Best for: URL-safe IDs, compact identifiers, modern applications