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免费 UUID Generator

Generate version 4 UUIDs instantly. Bulk generate up to 50 at once. Cryptographically secure — your data never leaves the browser.

Runs in your browserNo sign-up, no pop-ups无需登录永久免费

Count

UPPERCASEWrap in {}

Click Generate to create UUIDs

UUID v4 uses 122 random bits — the chance of a collision between two UUIDs is astronomically small.

Generated with crypto.getRandomValues — cryptographically secure, never sent to a server.

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输入

输入你的文本或数据。

处理

在你的浏览器中即时处理。无服务器，无等待。

下载

保存你的结果。不存储任何内容。

✓Completely free — no hidden costs, ever

✓No account, email, or login required

✓Runs entirely in your browser — no uploads

✓Works on any device — phone, tablet, desktop

✓Open and ad-supported, with no tracking

✓Loads fast, with no installation needed