UUID Generator
Generate UUID v4 values fast.
Generators
Tip: Generate multiple at once for batches.
Tip: double-click any visible result to copy it to your clipboard.
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FAQ
Quick answers. No walls of text.
What is a UUID?
A UUID is a 128-bit identifier commonly used as a unique key in systems and databases.
Which UUID version is generated?
Tooloh generates UUID v4 (random-based).
Is it safe for production IDs?
Usually yes, but always validate your system requirements (length, ordering, indexing).