UUID v4 Generator

How to use:

1. Click Generate to create a new UUID v4.
2. Copy the UUID using the Copy button, and use it wherever needed.
3. Click Clear to remove the current UUID.

UUID v4 Generator: My Secret Weapon for Unique IDs

There’s something oddly satisfying about clicking a button and instantly getting a unique code that nobody else in the world has. That’s what this UUID v4 Generator is all about. I built it for those moments when you need a fresh, collision-proof ID—whether you’re spinning up a new database record, tagging files, or just want to keep things organized in your own way.

Let’s face it, not all tools are created equal. Some make you jump through hoops, some bombard you with ads, and some even send your data who-knows-where. Here, it’s different. Every UUID is generated right in your browser, instantly, and never leaves your device. That means you can use this tool for sensitive projects, internal systems, or even just for fun, knowing your privacy is always protected.

What I love most is the simplicity. No settings to mess with, no forms to fill out. Just open the page, hit Generate, and you’re done. Need another? Go ahead, click again. Want to clear the field and start fresh? One tap. And if you’re juggling multiple projects (like I often do), you’ll appreciate how lightweight and responsive this page is—open it in as many tabs as you want, it won’t slow you down.

The Copy button is there for a reason: to make your workflow seamless. Grab your UUID and paste it wherever you need—into your code, your notes, your project tracker. No more manual typing, no more copy-paste errors. It’s a small thing, but it makes a big difference when you’re moving fast.

I designed this tool for everyone: developers, students, makers, and anyone who values order in their digital life. No sign-ups, no ads, no tracking—just a reliable, practical generator that’s always ready when you are. That’s the spirit of 1tools.app: tools that work for you, not the other way around.

So next time you need a unique ID—whether it’s for a new app, a database entry, or just to satisfy your curiosity—remember this page. I built it to make your life a little easier, and a lot more organized. Enjoy the freedom of unique IDs, and let your projects flow.