UUID Generator
Generate UUID v4 identifiers in bulk.
How to use
- 设置数量后自动生成 UUID v4。
- 可切换大小写，可选输出 {GUID} 形式。
- 使用 Web Crypto 安全随机数。
- 支持复制与下载。
FAQ
Does UUID Generator upload my data?
No. Processing stays in your browser and is not uploaded.
Do I need an account?
No. Open and use — no signup.
How is this different from upload-based tools?
Tools run locally in your browser; content is not sent to our servers for processing.
Are there limits?
Limited by device memory and the browser; very large inputs may slow the page.