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Compress PDF

Compress PDF

Drop your file — it compresses automatically. No settings to pick.

This free tool lets you compress PDF without losing quality. Upload a PDF, pick how much to compress, and download a smaller file that still looks sharp — no signup, no watermark.

Large PDFs are slow to email, upload and share, but compressing them often makes text blurry and images muddy. This compressor is built to reduce PDF size without losing quality: it optimises the images inside while keeping text crisp, so the document stays clean at a much smaller size. Choose a lighter level to keep maximum quality, or a stronger level to make the PDF as small as possible. It runs on the server, needs no account, and deletes files after processing — a fast, free PDF compressor with no sign up on any device.

How to use it

  1. 1Upload the PDF you want to compress
  2. 2Pick a compression level (recommended, high or extreme)
  3. 3Tap compress and let it shrink the file
  4. 4Download your smaller PDF

Key features

  • Compress PDF without losing quality — free, no signup
  • Choose how much to shrink the file
  • Keeps text sharp and readable
  • Works on large and image-heavy PDFs
  • Runs in any browser on desktop and mobile
  • Files deleted automatically after processing

What it does

  • Reduces the file size of a PDF
  • Keeps the original layout and pages intact
  • Balances smaller size against visual quality
  • Handles scanned and image-heavy PDFs
  • Works with no login and no signup

What you get

  • A smaller PDF that's easier to send and store
  • The same pages, layout and order as before
  • Readable text and clear images
  • Secure processing with automatic file deletion

Common use cases

  • Shrink a PDF to email or upload it
  • Reduce a file to fit an upload size limit
  • Compress a scanned document before sharing
  • Make a heavy portfolio or report lighter
  • Save storage space on large PDFs

Who it's for

  • Students uploading assignments with size limits
  • Office workers emailing large reports
  • Job seekers fitting a CV under an upload cap
  • Anyone sharing scanned documents
  • People saving space on a phone or drive

Before and after

BeforeA large PDF is too big to email or upload.
AfterA compressed PDF slips under the size limit.
BeforeA scanned file takes up too much space.
AfterA smaller file saves storage and uploads faster.
BeforeA heavy report is slow to share.
AfterA lighter PDF sends in seconds.

Good to know

Why people trust it

How to compress a PDF without losing quality

PDF files get large fast — scanned pages and image-heavy documents can run to many megabytes, which makes them slow to email or upload, and some sites reject anything over a size limit. The usual worry is that compressing a PDF will wreck the quality. Done right, you can compress a PDF without losing quality the eye can notice.

To compress a PDF here, upload your file and choose a compression level, then download the smaller PDF. The compressor optimises the images inside the document and strips wasted data while keeping text sharp, so you reduce PDF size without losing quality. Pick the lighter level to keep maximum quality, or a stronger one to shrink the file as much as possible. It's free, with no sign up and no watermark.

Need to hit a specific limit — say to get a PDF under 1MB for an upload form? Start with a stronger level and step back up if you want more quality. Because everything runs in your browser session, it's a quick, free PDF compressor with no sign up and no software to install.

Everything runs on the server and your files are deleted automatically after processing, so compressing a private document stays private. A simple, free way to compress a PDF without losing quality — no account required.

Also known as: reduce pdf size, pdf compressor, shrink pdf, make pdf smaller, pdf size reducer.
FAQ

Frequently asked questions

How do I compress a PDF without losing quality?

Upload your PDF and choose the lighter compression level. It optimises images and removes wasted data while keeping text sharp, so you reduce PDF size without losing quality you'd notice.

How do I compress a PDF for free?

Upload your PDF to this free PDF compressor, choose a compression level, and download the smaller file — free, with no signup or watermark.

Can I compress a PDF to a smaller size like 1MB?

Yes. Choose the stronger compression level to make the PDF as small as possible; for a tight limit like 1MB, start strong and step back up if you need more quality.

Is this PDF compressor free with no sign up?

Yes. It's a completely free PDF compressor, with no account, no sign up and no watermark.

Is it safe to compress PDFs online?

Yes. Files are processed temporarily on the server and deleted automatically after about 20 minutes — never shared or kept.

🔒 Processed privately on the server 🗑️ Files deleted automatically 🚫 Never shared with third parties