Reduce PDF Size Online

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This PDF Compressor is free and provides you to use it unlimited times and compress PDF size online.

Fast Compression

Its compression processing is powerful. So, It takes less time to compress all the selected PDFs.


All files uploaded by you will be automatically permanently erased from our servers after 2 hours.

Add Multiple Files

On the tool, you can easily compress multiple PDFs at a time. You can simply compress PDFs and save them.

User Friendly

This tool is designed for all users, advanced knowledge is not required. So, It's easy to compress PDF size.

Powerful Tool

You can access or use the PDF Compressor online on the Internet using any browser from any operating system.

How to reduce PDF size online?

  1. First of all, select PDF on this reduce PDF size online tool.
  2. See, preview of selected PDF on the PDF reducer.
  3. You can now reduce PDF using slider.
  4. You can also add or remove PDF from the list.
  5. Finally, download reduced PDF from reduce PDF size online tool.

This is the simplest way to reduce PDF size using reduce PDF size online tool. It’s easy and fast to reduce PDF size on this reduce PDF size online tool. Select PDF files that you want to reduce using this reduce PDF size online tool.

Using this reduce PDF size online tool, you can simply reduce the size of PDF online. This is the best way to reduce PDF size online on this free PDF compressor tool. So, select a PDF file that you want to compress and reduce that PDF size. After selecting PDFs on this tool, you can see there this tool will automatically compress all the selected PDFs and then display a new size. You can also see the download button on each PDFs below. Also, you can manage PDF size manually by using the slider and then click on the apply button. Now, you can download compressed PDF one by one or download a zip file of that PDF. So, using this reduce PDF size online tool, you can simply reduce PDF size.

Frequently Asked Questions

You can compress PDF file size in high quality using this 11zon PDF compressor. This convenient tool allows efficient file size compression while maintaining file quality.

  1. Select or drag and drop the PDF file onto the tool.
  2. Preview the chosen PDF files.
  3. Compress the PDF size accordingly using the slider.
  4. Download your compressed PDF file.

Absolutely, you can compress PDF file size without losing quality using 11zon PDF compressor. This allows you to compress PDF file size while maintaining the original quality of the PDF.

Certainly, it is possible to compress PDF file from MB to KB size. This can be accomplished by using the slider within the tool to adjust and achieve the file size for your PDF file.

Yes, you can compress multiple PDF files at once using 11zon PDF compressor. You can select and upload multiple PDF files at once, and the tool will compress each of them, saving you time and effort.

It takes very less time to compress your PDF file size. If your PDF file is large, it usually takes only a few seconds to complete the compression and provide the desired output.

This compressor tool supports password protected PDFs. However, you may need to enter a password to unlock and compress the file.

To ensure the quality meets your requirements, review the compressed PDF carefully and, if necessary, adjust the compression settings.

Your uploaded files will be stored on our server for a duration of 2 hours. After this time, they will be automatically and permanently deleted.

Yes. All uploads utilize HTTPS/SSL and incorporate end-to-end encryption to enhance privacy. Your files are kept with the utmost security and privacy at We prioritize security and employ robust measures to safeguard your data, including encryption protocols and strict access controls. For more detailed information on our security practices, please refer to our Privacy and Security Policy.