Compress PDF Online
Reduce your PDF file size quickly and securely. Choose your target size and let PicMyTool automatically optimize your document.
Free PDF Compressor Online
Need to compress PDF files or reduce a large PDF before uploading, emailing or sharing it? PicMyTool is a free online PDF compressor that helps you reduce PDF file size directly in your browser. Choose a target size and a compression level, then download your optimized PDF.
Why compress a PDF?
Large PDF files can be difficult to upload, send by email or store. Compressing a PDF can make the file smaller and easier to share while keeping practical document quality.
How to compress a PDF online
- Upload your PDF using the file picker or drag-and-drop area.
- Choose your target file size in KB, MB or GB.
- Select Balanced, Strong, Aggressive or Maximum compression.
- Click Compress PDF and wait for processing to finish.
- Download the compressed PDF file.
Choose the right compression level
Balanced is a good starting point when you want a practical balance between file size and quality. Use stronger levels when reducing file size is more important. The compressor can progressively try available profiles when the selected target size has not yet been reached.
Compress PDF files for easier sharing
PicMyTool is designed for common PDF compression tasks such as reducing a document for email attachments, online forms, uploads and storage. For other PDF tasks, explore the PDF tools available on PicMyTool.
PDF Compressor FAQ
Can I compress a PDF online for free?
Yes. PicMyTool provides this PDF compressor as a free online tool for reducing PDF file size.
Can I choose the target PDF size?
Yes. You can enter a target size and select KB, MB or GB before starting compression.
Which PDF compression level should I use?
Start with Balanced for a practical quality-to-size balance. Strong, Aggressive and Maximum are available when you need a smaller output.
Will the compressed PDF always reach my target size?
Not necessarily. The tool tries progressively stronger compression profiles and creates the smallest practical output available when the requested target cannot be reached.