How do I reduce PDF size for free?

Upload the PDF, choose a compression level, and download the optimized file from MyPDF.

Will compression affect quality?

It can. Higher compression usually creates smaller files but may reduce image quality.

Is this PDF compressor secure?

Yes. It is designed to process files locally in the browser.

Compress PDF

Reduce PDF file size instantly in your browser. Compression happens entirely on your device.

Select PDF files

or drag and drop here

100% PRIVATE • PROCESSED IN BROWSER

Compress PDF Online For Free

Compress PDF online for free to reduce PDF size while keeping your files private. MyPDF runs compression in the browser so documents stay on your device.

Why Use MyPDF

Reduce PDF file size for email and web sharing.

Choose the compression level that matches your quality target.

Keep documents local while compressing.

How It Works

1.Upload your PDF file.

2.Pick the compression level.

3.Run compression and download the smaller PDF.