¿Es gratis el editor de PDF?

Sí, es completamente gratuito. No necesitas crear una cuenta ni instalar nada.

¿Se suben mis archivos a algún servidor?

No. Todo el procesamiento ocurre en tu navegador. Tu PDF nunca sale de tu dispositivo.

¿Puedo editar un PDF online sin instalar nada?

Sí. Este editor de PDF funciona directamente en tu navegador, sin instalar ningún programa.

Is this a free online PDF editor?

Yes, it is a completely free online PDF editor. No signup, no installation, no watermarks.

Can I edit a PDF online for free?

Yes. You can edit PDF free directly in your browser — delete pages, add text, rotate, compress and export, all at no cost.

Is this PDF editor free to use?

Yes, the PDF editor is free. There are no hidden fees, subscriptions or file limits.

What can I do with this free PDF editor online?

You can delete pages, add and edit text, rotate pages, compress the file, merge multiple PDFs, and convert PDF to Word — all free and without installing anything.

DocuulPDF editor

El editor de PDF gratuito más cool cuul del mercado

Arrastra tu PDF aquí o toca para abrir

Eliminar páginas

Rotar páginas

Añadir texto

Comprimir PDF

Unir PDFs

Exportar PDF

Abrir PDF o imágenes

🔒 100% local · tu archivo nunca sale del dispositivo

Al subir un archivo o usar la herramienta aceptas los Términos y Condiciones y la Política de Privacidad.

Ver todas las funciones

Protect PDF with Password Online Free

Password Protect PDF Online — Free, No Install

Q: Are my files uploaded to a server?

No. All processing happens in your browser. Your PDF never leaves your device.

Add a password to any PDF to protect its contents. Perfect for contracts, confidential documents, or private files. No file upload to servers, completely free.

How it works — step by step

Open your PDF

Drag the PDF or click "Open". It loads instantly in the editor.

Edit if needed

Add text, delete pages or make any changes before protecting the file.

Export with password

When exporting, set a password to protect the PDF. Only those who know it can open it.

🔒

100% private — your file never leaves your device

Unlike other services, all processing happens in your browser using WebAssembly. No server uploads. Confidential documents, contracts, medical records: edit with complete confidence.

Frequently asked questions

How do I add a password to a PDF?

Open the PDF in Docuul and when exporting, add a protection password. The resulting PDF requires that key to open.

Is the encryption secure?

Yes. The PDF exports with standard AES encryption compatible with all modern PDF readers.

Are my files uploaded to a server?

No. Everything happens in your browser. Your PDF and password never leave your device.

Do I need to install anything?

No. Works directly in your browser.