Home Technology 2 Free Solutions to Compress Large PDF Files for Email

2 Free Solutions to Compress Large PDF Files for Email

reduce size of adobe pdf

“As the examination is approaching, I have to send my sister some e-books. Due to the large size of files, I am unable to attach those documents to Gmail. As, Gmail supports file size of 25 MB, but my PDF files are more than 30 MB. Can anyone tell me how can I compress large PDF files for email attachment? I am looking for a free solution. ”

Modern time communication largely depends upon the emails. Exchanging the attachments among the people are one of its prime benefits. Users can easily send all types of files as an email attachment, it could be PDFs, images, videos, etc. However, most of the popular email clients do not allow to attach files larger than 25 MB. As a result, many users often face the problem with attaching their files larger than 25 MB. This problem can be easily solved when a user reduce size of PDF document by the compression technique. Therefore, in this post, we have shared two free methods to compress large PDF files for emailing purpose.

Why We Need PDF File Compression?

What is at stake here is the large sized PDF files that need to be sent as attachments. PDF is a popular format of the document and it can be of varied size. The file size of PDF usually causes no problem until users try to send PDFs larger than 25 MB. Gmail, Yahoo, and other prominent email clients have a certain limit for the attachment. Besides, users of lesser bandwidth, face problems while sending and receiving large sized PDF files. Therefore, compression of PDF files is the only remedy for these people as it reduce size of Adobe PDF. Now we will learn how to compress large PDF files without losing quality.

Free Techniques to Compress Large PDF Files for Email

There are some techniques to compress big PDF files for emailing. We have chosen to discuss two methods that are simple to perform. Read on to learn the step by step instruction to perform the methods.

Method #1: Manual Method to Reduce Size of Adobe PDF

This manual method can be used to compress large PDF files for email as it can be done is some easy steps. Let’s move on the steps of this process:

  • Open a folder on your desktop and move all PDF files you need to compress
  • Right-click on the folder and select Send to>> “Compressed (Zipped) folder”
  • The folder will get compressed. You can now attach this .zip file to an email

Note: This compression option should be performed by default from any Windows system. If it does not work, try installing any third-party tool that facilitates compression.

Method #2:  Free Tool to Compress Large PDF Files for Email

Another free solution to reduce size of Adobe PDF is SysTools Free PDF Toolbox. This software ease up the process to reduce PDF size by providing multiple features. However, users do not have to worry about the versions of Adobe Acrobat, the tool supports Adobe reader 11.0 and all lower versions. Moreover, this application is very easy to use, such that even a novice user can execute the process without any hassle. Once, the tool compress big PDF files, the content and formatting remain unchanged. Now have a look at the basic features of this software:

  • Provides options to add and remove files from the program
  • The optional feature of image compression within PDF files
  • Advanced options to reduce size of Adobe PDF document
  • Selective page compression is possible from a single PDF
  • Destination location can be selected as per users’ choice
  • Provides PDF data extraction and conversion facility

How Tool Compress Large PDF Files for Email

  • Download the tool & select Compress option
  • Then, Add Files or Add Folder
  • Options like Compress Images, Advance Setting & Page  options are provided by the tool
  • Now, the tool will compress large PDF files
  • A confirmation message is displayed


While sending PDF files as an attachment, users must be careful about the file size. As there is a limit to the file size that can be used as an attachment for email, it is necessary to reduce size of Adobe PDF document. Therefore, we have shared two free solutions to compress large PDF files for email. With the manual approach, it might be possible that the PDF file compression is not done accurately. Therefore, the alternative method is more suitable. So, users should choose this smart method to compress big PDF files.

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