Just share the content with friends on your social media, you'll get 1 day free trial of HiPDF Pro once a week.

Gain your membership to access to all powerful tools on HiPDF right now! Please feel free to contact us when you meet any problem!

You’ve shared the content on your social media. Now you can check your Order and access to all powerful tools on HiPDF!

Compress PDF

The easiest way to reduce PDF size online

Maximum file size exceeded!

The file exceeds the maximum file size allowed. Please feel free to use our desktop version.

Maximum pages exceeded!

The file exceeds the maximum number of pages allowed. Please feel free to use our desktop version.

Maximum pages exceeded!

To increase the page limit per file to 2000 pages, please subscribe to HiPDF Pro.

Maximum file size exceeded!

To increase the size limit per file to 100MB, please subscribe to HiPDF Pro.

No, thanks

    
          
  • {{ fileData.file_name | subLengthStr(35) }}
  •       
  • Upload completed Waitting Upload failed Damaged file Invalid File Type! File protected Converting Compressing PDF {{ fileData.operateProcess + '%' }} {{ fileData.output_size | fileSizeFormat }}   {{ fileData.file_size | fileSizeFormat }} Conversion Completed Conversion failed! Compression failed!
  •       
  •     
  

Subscribe to enable batch conversion. to enable batch compression. If you have subscribed, you need to Log In.

  • High High compression, less quality
  • Medium Good compression, good quality
  • Low Less compression, high quality
Start Over

How to compress PDF file

Upload your file with drag and drop or press Choose File. Select the compress degree you want and then click the Compress button to compress pdf online. Then you can download your file after the compression completed.

Your privacy is strictly protected

Compressing PDF files online with HiPDF is absolutely safe. All your PDF files uploaded will be permanently deleted from our servers within one hour.

Compress PDF file online

This online PDF compressor is absolutely free for everyone. No sign up for subscriptions. And there are no annoying ads on the whole website if you're HiPDF Pro user.

We support multiple platforms

As a web application, you can reduce PDF on all operating systems using the latest web browsers. It works on Windows, Mac and Linux.

Download HiPDF Desktop - PDFelement Pro

Accelerate your document workflows like never before

Contact Us

Share to get HiPDF Pro.

See details >>