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Compress PDF

Reduce file size with basic compression

Upload your PDF to compress pdf

Drag & drop a PDF, or click to browse

Choose File

PDF files only · Max 50 MB

Processed locally in your browser
Never uploaded to any server
Auto-deleted after session
Instant processing
Pro Tip

Did you know? You can double-click any text in the editor to edit it directly. PDFino automatically matches the original font style!

Optimize your PDF using rasterization — all processed locally in your browser. (Note: May affect text sharpness).

100% Browser-Based
Files Never Leave Your Device
No Installation Required
Fast Processing
Mobile Friendly
Secure PDF Editing
Privacy Focused
100% Browser-Based
Files Never Leave Your Device
No Installation Required
Fast Processing
Mobile Friendly
Secure PDF Editing
Privacy Focused

How to compress pdf

1

Upload

Select your PDF files from your computer or drag and drop them into the upload area.

2

Process

Wait a few seconds while our system handles the compress pdf.

3

Download

Once finished, download your new PDF file directly to your device for free.

What is PDF Compression?

PDF compression is the process of reducing the file size of a PDF document. This makes it easier to share via email, upload to websites, or save storage space. Our free online PDF compressor uses advanced local processing to optimize images and remove unnecessary data from your file, all without requiring you to upload your sensitive documents to a cloud server.

Frequently Asked Questions

Upload your file and select 'Medium' compression for the best balance between file size reduction and document quality. Our tool optimizes the file locally in your browser.