CompressPDF

Shrink the size of your PDF files while maintaining optimal quality.

Operações de PDF
CompressPDFSizeOnline rápido,privadoegrátis.
Reduce the file size of your PDF documents without losing quality. Optimize images and compress PDFs client-side, 100% free.
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lockProcessado localmente no navegador — os arquivos nunca são enviados para servidores

Upload a PDF file to compress

Click to browse or drag & drop a file here

Max file size: ~200MB
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Todas as ferramentas PDF

12 mais ferramentas gratuitas — todas nativas do navegador, sem uploads

Como usar o Compress PDF?

1

Select your PDF file and upload it to the workspace.

2

Select your compression level (Recommended, Extreme, or Low).

3

Click 'Compress PDF' to compress the file locally.

4

Download your optimized PDF file instantly.

Principais benefícios

Maintain Visual Quality

Our compression algorithm selectively compresses images and unnecessary PDF structures without rendering text fuzzy.

Instant Compress

No waiting in upload queues. Files are processed locally and ready to download in a snap.

Privacy Assured

Since your document is compressed inside your browser, your private data never leaves your machine.

Processamento local 100% seguro

Seus arquivos nunca saem do seu dispositivo. Todas as operações são executadas no seu navegador usando WebAssembly. Zero uploads. Zero rastreamento. Sempre gratuito.

Perguntas Frequentes

It depends on the original content. If your PDF contains high-resolution images, we can often reduce the size by 50% to 80% without noticeable quality loss. Text-only PDFs compress less but are already small.

No, text remains fully vector-based and searchable. Only heavy image payloads and metadata structures are compressed.
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Your browser.
Your files.

How it works. (01)

  • Select your PDF file and upload it to the workspace.
  • Select your compression level (Recommended, Extreme, or Low).
  • Click 'Compress PDF' to compress the file locally.
  • Download your optimized PDF file instantly.

Why PDFSwift. (02)

  • Maintain Visual Quality
  • Instant Compress
  • Privacy Assured

Privacy first. (03)

  • Zero file uploads to any server
  • WebAssembly runs in your browser
  • No account or sign-up required
  • 100% free, forever