Compress PDF files online for free

Reduce PDF file size without losing quality

Drag and drop some files here, or click to select files.

Share this tool:

How to compress a PDF online

Reduce the file size of your PDF documents directly in your browser. No uploads, no servers — fully private.

Upload the PDF file you want to compress.
Choose a compression level that suits your needs.
Click Compress PDF to download the smaller file.
Compare the original and compressed sizes shown after processing.

Which compression level should I use?

Screen: smallest file size, suitable for on-screen viewing and email.
Ebook: good balance of size and quality, ideal for digital distribution.
Printer: moderate compression, preserves print quality.
Prepress: minimal compression, highest quality for professional printing.

Give Rating

More PDF Tools

Convert PDF files to Images Online for free

Convert PDF to JPG/PNG or WEBP Image

Convert

View PDF files online for free

View PDF files online

PDF Tools

Extract text from PDF files online for free

Extract Text from PDF files online

Text

Merge PDF files online for free

Combine multiple PDF files into one document

Merge

Split PDF files online for free

Split PDF into separate pages or extract specific pages

Split

Rotate PDF pages online for free

Rotate individual or all pages in a PDF document

Rotate

Add watermark to PDF online for free

Overlay text watermark on PDF pages

Watermark

Compress PDF files online for free

Reduce PDF file size without losing quality

Compress

Remove pages from PDF online for free

Delete specific pages from a PDF document

Remove Pages

Password protect PDF online for free

Encrypt your PDF with AES-256 password protection

Encrypt

Remove password from PDF online for free

Decrypt and unlock password-protected PDF files

Decrypt

Reorder PDF pages online for free

Drag and drop to rearrange pages in your PDF

Reorder

Add page numbers to PDF online for free

Stamp page numbers on every page of your PDF

Add Page Numbers

🖥 100% Secure. All conversions happen inside your computer. Your files are NOT sent to any server.

✨ Lightening Fast. All processing happens instantly in your browser, without any queue.