Is GUID Generator free to use?

Yes, GUID Generator on DevHexLab is completely free. No login, no account, and no payment required.

Does GUID Generator upload my data to a server?

No. GUID Generator runs entirely in your browser using client-side JavaScript. Your data never leaves your device and is never sent to any server.

Yes. Once the page is loaded, GUID Generator works without an internet connection because all processing happens locally in your browser.

GUID Generator belongs to the "Developer Utilities" category on DevHexLab. UUIDs, QR codes, API testing, and network tools

Generate Windows-style GUIDs for .NET and COM applications

guidgenerateuniqueidentifierwindows

Batch Count

Format

Preview: 550e8400-e29b-41d4-a716-446655440000

Auto-generate on page load

Learn more

Step-by-step guide

How to Generate a GUID

Step-by-step guide to generating globally unique identifiers in the format used by Microsoft systems using the DevHexLab GUID Generator.

In-depth article

GUID vs UUID: What Is the Difference and When to Use Each?

GUID and UUID refer to the same concept but appear in different ecosystems. Learn what they are, how they differ, and when to use each format.

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