PDF Compress

Compress PDF online free — reduce file size up to 80% with adjustable quality. Perfect for email attachments. Browser-based, no upload.

Free online PDF compressor that reduces file size while preserving document quality. All processing happens in your browser — no files uploaded to any server. Perfect for email attachments and web uploads. No installation required, unlimited free use.

Drag & drop a PDF or click to select
lock Your files never leave your device

How to use PDF Compress?

  1. Select or drag and drop the PDF file to compress.
  2. Choose the compression quality level.
  3. Click compress to download the reduced PDF.

Frequently asked questions about PDF Compress

Does compression significantly reduce quality?

The default setting significantly reduces size with virtually no visible quality loss. You can adjust the compression level.

Is it suitable for email attachments?

Yes, most PDFs can be reduced to fit within email attachment limits, making it very effective.

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