JW Tool Box

Divisor de PDF (Extraer Páginas, Separar, Cortar)

Construido para dividir facturas, diapositivas de conferencias y contratos localmente: elige entre exportaciones ZIP por página o extracción de rango preciso.

Divide archivos PDF en páginas individuales o exporta un rango de páginas personalizado.

Sube un PDF para generar rápidamente un ZIP con cada página o aislar un conjunto específico de páginas para compartir.

Como se mantiene esta pagina

  • Los pasos y la copia se comprueban contra el comportamiento actual de la herramienta.
  • Los limites del navegador, tamano de archivo o compatibilidad se documentan cuando importan.
  • Salvo que se indique lo contrario, los archivos y textos se procesan localmente en el navegador.

Splitting One Large PDF Into Many

When a 250-page contract arrives and only pages 45–52 are needed, forwarding the whole 50 MB file creates friction. Our PDF Splitter acts as a digital scalpel, allowing you to instantly sever the exact page range you need and export it as an ultra-lightweight, standalone PDF ready for rapid transmission.

Extract Every Page as a Separate PDF

Sometimes every page has to become its own file. With our "Extract All" burst mode, you can drop a massive slide deck or a 50-page scanned invoice ledger into the tool. It will instantly shatter the PDF, isolating every single page into its own individual file, and subsequently package the entire collection into a cleanly numbered ZIP archive.

Why the File Never Leaves Your Browser

Uploading financial statements or employee records to a remote server just to split one page is often against company policy. Leveraged by pure local JavaScript, your browser handles the complex byte-level manipulation required to reconstruct the split PDFs, ensuring mathematically certain privacy.

How to Extract Specific Pages From a PDF

This page handles one PDF at a time, up to 50 MB, and the file is parsed in your browser. Nothing is uploaded, so the page count appears as soon as the document finishes loading.

There are two ways to split a document:

  1. Add a PDF with the drop zone or the file picker, and let the page count be detected.
  2. Choose Extract all pages for a per-page archive, or enter a start page and an end page in the range mode.
  3. Download the result. The archive arrives as a zip, the range arrives as a single PDF.

The naming is predictable. Extract all pages builds jwtoolbox-pages-<timestamp>.zip and stores one file per page as page-01.pdf through page-NN.pdf, padded to at least two digits, so a 248 page scan ends at page-248.pdf. Range mode produces one file named jwtoolbox-<start>-<end>.pdf.

Range values are validated before anything is written: the start page must be 1 or higher, the end page cannot exceed the page count, and the start cannot be past the end. A bad range produces an error message instead of a truncated file.

Worked example. You have a 24 page board pack and only need the appendices, which run from page 5 to page 12. Enter 5 and 12, and the tool copies 12 minus 5 plus 1, which is 8 pages, into jwtoolbox-5-12.pdf. Your original file is never modified. Extract all pages on the same document instead, and the zip holds page-01.pdf through page-24.pdf, with the text staying selectable in the usual case because each page is copied as vector content. Files that cannot be opened this way, typically encrypted ones, fall back to a page-by-page render at three times scale, and in that fallback the text becomes an image.

Once the pages are separated you often want them in a different order, which is the job of the PDF page organizer, and combining them with an existing document is handled by the PDF merge tool. The guide to merging, splitting and reordering PDF pages in your browser covers the wider workflow.

Funciones clave

  • ZIP de una sola página: Convierte cada página en su propio PDF y empaquétalas automáticamente en un archivo ZIP para subidas o almacenamiento sin dolor.
  • Extractor de rango: Define las páginas de inicio y fin para generar un PDF ligero, perfecto para compartir una cláusula, capítulo o inserto.
  • Comentarios de estado: Las alertas en línea y los estados de éxito te mantienen actualizado para que sepas cuándo esperar y cuándo comienza la descarga.

Preguntas frecuentes

¿Puede manejar archivos PDF masivos?

La memoria del navegador es el factor limitante. Para archivos de más de ~100 páginas, divide las cosas en trozos o comprime antes de subir.

¿Qué pasa si la división se siente lenta?

El arte vectorial pesado o las diapositivas con muchas imágenes requieren más tiempo de procesamiento. Mantén la pestaña activa y espera el aviso de descarga: se dispara tan pronto como el navegador termina de renderizar.

¿Puedo personalizar los nombres de archivo?

La versión actual genera automáticamente nombres como "jwtoolbox-1-3.pdf". Cambia el nombre localmente después de la descarga: los controles de plantilla están en la hoja de ruta.

Guías relacionadas

  • Merge, Split & Reorder PDF Pages in the Browser — No Software, No Uploads (2026)

    TL;DR — Drop your PDFs into the browser, drag pages around, and export. The PDF tools process documents in your browser with JavaScript libraries and do not upload the PDF contents to JW Tool Box. The site still collects usage information as described in the Privacy Policy. Adobe Acrobat costs $240/year. Smallpdf and iLovePDF upload your files to their servers, which is a non-starter for NDAs,…

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