PDF compressor

Compress PDF online — free

PDF too large to email or upload? Shrink it in one click — see before and after file size.

Compress my PDF free
PDF compression before and after — file size reduced

How to compress a PDF online

1

Upload your PDF

Drop the PDF on the FixTheFile homepage.

2

Select "Compress file"

FixTheFile detects the PDF and offers compression.

3

Download the smaller PDF

See exact size reduction before you download.

Why FixTheFile

Why compress PDFs with FixTheFile

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20–80% smaller — Typical PDF compression saves significant space for email and uploads.
✓
Before/after size shown — See exactly how much you saved.
✓
No signup for first fix — Try one compression free instantly.
✓
Browser-based — Works on Mac, Windows, phone — no install.
✓
Safe processing — Files stay private and are not reviewed by humans.
✓
Also compresses images & video — Same tool handles JPG, PNG, and short MP4 files.
FAQ

Compress PDF — common questions

How do I compress a PDF for free?

Upload to FixTheFile, choose Compress file, download the smaller PDF.

How much smaller will my PDF get?

Usually 20–80% depending on images and embedded fonts inside the PDF.

Will text stay selectable?

Yes — compression reduces embedded image quality, not text layers.

Is there a page limit?

No page limit — file size cap is 500MB.

Can I compress scanned PDFs?

Yes — scanned PDFs with large images often compress the most.

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Reduce JPG or PNG file size too.
Try it now

Ready to get started?

No software needed. Works on any device. First fix is free.

Compress my PDF free
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Everything FixTheFile can fix

Upscale image Remove background Clean audio Transcribe speech Convert format Extract audio PDF to text Repair ZIP Compress file Convert Word