UUID Generator
Generate random UUID v4 or time-ordered UUID v7 identifiers in bulk. Copy or download. Private.
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Runs entirely in your browser — nothing is uploaded
How to use the UUID Generator
- 1
Pick a version and count
Up to 1,000 at once.
- 2
Choose a format
Uppercase, with or without hyphens.
- 3
Copy or download
One UUID per line.
Create unique IDs for database rows, test data and API requests. Version 4 is fully random; version 7 starts with a timestamp so IDs sort by creation time — ideal for database keys.
Read the full guide with screenshotsFrequently asked questions
Is the UUID Generator free?
Yes — completely free with no daily limit and no account. ZapMorph’s viewers and developer tools are unmetered.
Is what I type sent anywhere?
No. Everything runs in your browser with JavaScript. Nothing you enter is sent to our servers, which makes it safe for API keys, tokens and private data.
Does it work on my phone?
Yes. It works in any modern browser on iPhone, Android, Windows, Mac and Linux, with nothing to install.
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