Comprimir PDF

Reduce el tamaño de archivos PDF manteniendo la calidad. Compresor de PDF gratuito.

Upload PDF Files

Drag and drop PDF files here. You can compress up to 10 files at once.

Files: 10

Acerca de esta herramienta

Comprimir PDF reduce el tamaño de tus documentos manteniendo calidad aceptable. Ideal para correos electrónicos y almacenamiento.

Compresión local en tu navegador.

Cómo usar

Sube tu PDF
Arrastra y suelta o selecciona el documento a comprimir.
Elige el Nivel
Selecciona: Bajo (mejor calidad), Medio o Alto (menor tamaño).
Comprime y Descarga
Haz clic en Comprimir y descarga el PDF optimizado.

Casos de uso

Adjuntos de Correo

Reduce el tamaño para cumplir límites de correo.

Publicación Web

Optimiza PDFs para descarga web rápida.

Ahorro de Espacio

Comprime documentos archivados.

Practical guide

Why choose local processing?

Large PDF files can contain contracts, invoices, identity details, or internal business information, so keeping processing in the browser reduces exposure.
The website tool is free to use with no usage limits and does not require sign-in.
Local processing also keeps iteration fast: adjust options, preview the result, and export a smaller PDF without waiting for an upload queue.

Best files for this tool

Best for PDF files that open correctly in a modern browser and are not intentionally damaged or restricted.
Works well for everyday business, school, legal, finance, and personal documents where you need a smaller PDF.
For very large files, close unused tabs and process one batch at a time so the browser has enough memory.

Common limitations

Encrypted or permission-restricted PDFs may need to be unlocked before processing.
Scanned pages, unusual fonts, complex layers, and damaged files can reduce accuracy or processing speed.
Browser memory and device performance matter more for local tools than for upload-based services.

Local processing vs upload-based tools

Local tools keep routine website processing on your device, while upload-based tools send files to a remote server.
Upload-based services can move heavy work off your computer, but they add transfer time and require trusting a server with your files.
Use the API when you intentionally need server-side automation; use the website when you want private manual processing.

What to do if processing fails

Try a smaller file, a shorter page range, or one file at a time if the browser runs out of memory.
If a PDF is encrypted, damaged, or restricted, unlock or repair it first and then retry the workflow.
If the output looks wrong, check whether the source file uses scans, complex transparency, form fields, or unsupported embedded objects.

API automation

Use API docs to plan automated PDF workflows. If this exact website workflow is not exposed as an endpoint yet, you can still use available PDF API tools and Credits for supported operations.

View API automation docs Create API Key

Preguntas frecuentes

¿Cuánto puedo reducir?

PDFs con imágenes pueden reducirse 50-80%. Solo texto tiene menor reducción.

¿Afecta la calidad del texto?

No, el texto permanece nítido. Solo las imágenes se comprimen.

¿Puedo comprimir varios PDFs?

Sí, hasta 10 archivos simultáneamente.

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