Compress PDF

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Drop the PDF, pick a compression level, download the smaller file. Compression runs entirely in your browser — nothing is uploaded.

How to Compress a PDF Online for Free

  1. Drag & drop your PDF, or click Choose Files to browse.

  2. Choose the compression level — balanced by default, gentler for print, stronger for email.

  3. Click Compress and compare the before/after size instantly, right in your browser.

  4. Download your compressed PDF free — and nothing was ever uploaded.

Why Compress PDFs With Our Free Tool

Built for speed, privacy and reliability — on any device.

You Choose the Trade-Off

Balanced, gentle or aggressive — the level picker decides how far the squeeze goes.

Real Size Reduction

Image re-encoding and structure cleanup typically cut file size dramatically, with the numbers shown up front.

100% Private — Runs in Your Browser

Compression happens on your device. Contracts and confidential reports never touch a server.

Text Stays Text

Text remains selectable and sharp — compression targets the heavy images, not the words.

Free for Unlimited PDFs

Compress as many documents as you need at zero cost — no account, no size caps, on any device.

Compress PDF FAQs

Compress PDF

Reduce PDF file size while optimizing quality

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