How it works
Genera UUID v4 con aleatoriedad criptográfica — copia los que necesites.
Genera identificadores UUID v4 al instante.
How many UUIDs?
Generated UUIDs (v4)
Genera UUID v4 con aleatoriedad criptográfica — copia los que necesites.
Conversions run in your tab with JavaScript — no desktop app required.
Files stay on your device during processing. We do not receive your uploads.
Heavy codecs and AI models run locally via Web Workers and WASM (FFmpeg.wasm, Transformers.js).
Genera UUID v4 con aleatoriedad criptográfica — copia los que necesites.
UUID v4 es aleatorio — verifica unicidad en bases de datos. El procesamiento es 100% offline en tu navegador: los arquivos nunca salen de tu dispositivo.
Yes. This tool is free convert online with no signup. Processing stays in your browser — no uploads.
You control quality settings. Choose higher quality for no quality loss when converting online.
Every conversion runs inside your browser tab using JavaScript and Web Workers. There is no background server queue and no account is required for core tools.
Your files are never uploaded to FreeConvertKit for processing. Originals, previews, and exports stay on your device unless you choose to download or share them yourself.
When codecs or AI models are needed, WebAssembly modules such as FFmpeg.wasm and Transformers.js execute locally — giving you desktop-class power with absolute file privacy.
Crea contraseñas fuertes con longitud y símbolos.
Crea códigos QR para URLs, texto, Wi‑Fi y más, generados en tu dispositivo.
Converta MP4 para WebM con control de qualidade.
Converta clips en GIF con paleta y 12–24 fps.