Free UUID/GUID Generator
Generate universally unique identifiers (UUIDs/GUIDs). Free, fast, and works entirely in your browser with no sign-up required.
UUID / ULID / NanoID Generator
Generate, validate, parse, and export UUIDs (v1/v3/v4/v5/v7), ULIDs, CUIDs, and NanoIDs with bulk generation, timestamp extraction, SQL snippets, and multi-format export.
ID Type
Generation Options
No IDs generated yet
Configure options on the left and click Generate.
Frequently Asked Questions
What is the UUID Generator?
The UUID Generator is a free online tool that creates universally unique identifiers (UUIDs/GUIDs) for use in databases, APIs, and software development.
Is the UUID Generator free?
Yes, it is completely free with no registration required. All UUIDs are generated client-side in your browser.
Are the UUIDs truly unique?
Yes, UUIDs use random number generation with such a large space (2^128) that the probability of generating duplicates is practically zero.
Is my data safe with this tool?
Absolutely. The UUID/GUID Generator processes everything client-side in your browser. No data is uploaded to or stored on any server. Your content remains private on your device at all times.
Does the UUID/GUID Generator work on mobile devices?
Yes, the UUID/GUID Generator is fully responsive and works on smartphones and tablets. You can use it on any device with a modern web browser -- no app download required.
Do I need to create an account to use this tool?
No account or registration is needed. Simply open the UUID/GUID Generator in your browser and start using it immediately. There are no sign-up walls or usage restrictions.
How do I use the UUID/GUID Generator?
Simply enter your input in the provided field, adjust any settings to your preference, and the tool will process it instantly. You can then copy the result to your clipboard or download it.
Which browsers are supported?
The UUID/GUID Generator works in all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. For the best experience, use the latest version of your preferred browser.
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About Free UUID/GUID Generator
Free UUID/GUID Generator is a free, browser-based tool in our Utility Tools collection. Everything runs locally on your device — no uploads, no sign-up, and your data stays private.