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UUID Generator
Generate UUIDs instantly.
Create one or many version 4 UUIDs/GUIDs, with uppercase and hyphen options.
Bulk Generation
Generate up to 100 UUIDs in a single click.
Formatting Options
Choose uppercase letters and whether to include hyphens.
Free & Unlimited
No signup, no watermarks, no limits. Use it as many times as you like.
What is a UUID?
A UUID (Universally Unique Identifier), also called a GUID (Globally Unique Identifier), is a 128-bit value used to uniquely identify information in computer systems, such as database records, API resources, or session tokens. This tool generates version 4 UUIDs, which are randomly generated and effectively guaranteed to be unique.
Frequently Asked Questions
This tool generates version 4 UUIDs (random), the most common type used for unique identifiers in databases, APIs, and software systems.
You can generate up to 100 UUIDs in a single click, one per line, ready to copy.
Yes. 100% free — no account required, no watermarks, no usage limits.