Make PDF Smaller
Compress PDF files instantly. Free, secure, no signup.
Drag and drop your PDF here
or click to browse
Supports files up to 50MB
How to Make a PDF Smaller
Three simple steps to a smaller PDF
Upload your PDF
Drag and drop or click to select your file (up to 50MB)
Choose compression level
Basic keeps quality high, Strong maximizes size reduction
Download your smaller PDF
Get your compressed file instantly - no email required
Why Use Our PDF Compressor?
Everything you need to compress PDFs, nothing you don't
100% Private
Compression happens in your browser. Your PDF never uploads to any server.
Instant Results
Most PDFs compress in under 5 seconds.
Works Everywhere
Use on Mac, Windows, iPhone, Android - any device with a browser.
Completely Free
No signup, no limits, no watermarks.
When to Compress Your PDF
Common situations where a smaller PDF makes all the difference
Email attachments
Get under the 25MB limit
Uploading to websites
Faster uploads, better user experience
Saving storage space
Keep more files on your device
Sharing on messaging apps
WhatsApp, Slack, Discord all have limits
Frequently Asked Questions
Everything you need to know about compressing PDFs
Need to Create PDFs, Not Just Compress Them?
MakePDF uses AI to generate professional documents in seconds
Ebooks & Guides
Workbooks & Planners
Proposals & Reports
Certificates
No credit card required