How to Compress PDF — Complete Guide
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Compressing a PDF is simple with Compressly. This guide walks you through the entire process — from uploading your file to choosing the right compression level and downloading the result.
Pro Tip: Bookmark this page for quick access whenever you need to compress a PDF. Works on phone, tablet, and computer.
How It Works
1
Visit Compressly
Go to compressly.live in any browser.
2
Upload your PDF
Click or drag your file into the upload area.
3
Select compression level
Light (quality focus), Balanced (recommended), or Strong (maximum reduction).
4
Click Compress & Download
Your smaller PDF downloads automatically.
Who Uses This
First-time Users
Never compressed a PDF before? Follow this simple guide.
Students
Learn to compress assignment PDFs for portal submissions.
Office Workers
Reduce report sizes for email sharing.
Mobile Users
Compress PDFs right from your phone.
Frequently Asked Questions
How much will my PDF shrink?+
Typically 40-80%. Text PDFs compress more than image-heavy PDFs.
Which compression level should I choose?+
Balanced is best for most users. Use Strong for strict size limits, Light when quality is paramount.
Does it work offline?+
You need internet to load the page, but actual compression happens on your device.
Can I undo compression?+
Compression is one-way. Keep your original file if you might need the uncompressed version.
Is there a size limit for uploads?+
PDFs up to 50MB are supported.
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