ZehnaxNotepad IDE
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FreeShrink scans, keep quality

Compress PDF

Compress PDF shrinks large scanned documents by up to 90% using the WASM speed engine. Pick a preset — screen, email or archive — and compare before/after quality side by side before downloading.

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Document pages streaming through a compression pipeline
Document pages streaming through a compression pipeline

How it works

  1. 1

    Add a file

    Large scans load instantly thanks to streaming parsing.

  2. 2

    Pick a preset

    Screen, email or archive — or fine-tune image quality.

  3. 3

    Compare

    Preview pages before and after compression.

  4. 4

    Save

    Download the smaller file, ready to send.

What you get

  • Up to 90% smaller files
  • Side-by-side quality preview
  • Batch compression

Keep exploring

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