UUID Generator

Generate UUIDs in v4 (random) or v7 (time-ordered) format.

UUID generation is processed entirely in your browser. No data is sent to any server.

Settings

A Version 4 UUID is a universally unique identifier generated using secure random numbers.

Result

No UUIDs generated yet

Configure settings and click Generate UUIDs

Free Online UUID Generator

UUIDs are essential for database primary keys, request tracing, and distributed systems. Dokall generates RFC-compliant UUID v4 (random) and UUID v7 (time-sortable) values you can copy with one click.

Generate single UUIDs or batches for testing. All generation happens locally in your browser — fast, private, and no rate limits.