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Compress PDF Online

Reduce your PDF file size without sacrificing readability. See exactly how much space you save.

Select PDF to Compress

Drag & drop or click to browse

Compressing...

Applying smart compression — this only takes a few seconds.

Size reduction shown Quality maintained Files auto-deleted 100% free

How to Reduce PDF File Size Online

Large PDF files are often difficult to share via email or upload to web portals. Novaxera's free PDF compressor uses an advanced optimization engine that intelligently scales down images and removes unnecessary background data, significantly reducing the overall file size while maintaining excellent visual quality.

Step-by-Step Guide

  1. Upload: Click the "Browse PDF" button or simply drag and drop your document into the upload area.
  2. Compress: Click the "Compress PDF Now" button. Our system will immediately process and optimize your file.
  3. Download: Once complete, you will be able to see the exact percentage of space saved before downloading your new, lighter PDF.

Which Files Compress the Most?

PDFs that contain high-resolution images or were created by scanning physical documents often see the most dramatic results, with size reductions sometimes exceeding 70%. Text-heavy documents will also be optimized for a smaller digital footprint.