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Powerful and Easy-to-Use
4n6 Email Compressor Software

Best Email Compressor Tool to Reduce File Size, Save Storage and Send Emails Faster

Software rating average rating 4.8 based on 204 reviews (Average Rating 4.8 Based on 204 Reviews)

  • Reduce the size of email files without losing important data and quality
  • Delete unnecessary attachments from email files and save storage space
  • Automatically zip all email attachments and reattach them the same message
  • Supports optimizing embedded images within email files for faster loading
  • Allows extracting and saving attachments from emails to a separate folder
  • Reduces the file size of any type of email file with a user-friendly interface
  • Free download Email Compressor Tool on Windows 11, Windows 10, Windows 8.1...

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Demo Limitation: 4n6 Email Compressor free demo version allows you to compress only a few emails as per folder for testing purposes.

Diagram showing internal email file structure

Email File Structure Explained

Understand Email File Structure Before Compression

This image shows the full internal structure of the email file. It shows how headers, text, HTML content, and attachments are arranged within it.

What Is Email Compressor Actually?

4n6 Email Compressor software intelligently detects and compresses each of these components without altering the original content and formatting. By understanding how emails are structured, users can easily see how the tool has optimized each element efficiently. It ensures smaller email file size, fast performance and 100% accuracy.

Compress all email files without compromising data integrity graphic

Works Seamlessly with All Major Email File Types

4n6 Email Compressor Software helps reduce size of Outlook PST files and other email files without compromising data integrity. Despite reducing the size of emails, the software keeps all properties such as subject, sender, recipient, and formatting completely intact. This software is highly tested and developed to compress emails without facing any kind of issues. So, feel free to use the 4n6 Email Compressor on your Windows computer and compress email files without losing any kind of data. kind of data.

Main Features

Discover the Key Features of 4n6 Email Compressor Explained Below

Compress email files in bulk icon

Compress Email Files in Bulk

4n6 Email Compressor Tool allows you to reduce the file size of multiple emails at once. It saves valuable time and effort. Instead of selecting each file individually, you can select the folder or groups of emails and compress them at the same time. This bulk compression feature is especially useful for users who need to compress a large mailbox or multiple accounts.

Remove all attachments from email graphic

Remove Attachments from Emails

4n6 Email Compression Software is developed to help users quickly and easily reduce the size of emails and optimize overall storage space. Attachments like images, documents, and other files often take up a lot of space in mailboxes. With the help of this advanced and powerful tool, you can easily remove email attachments and make your mailbox size smaller ..

Compress inline images illustration

Compress Inline Images

4n6 Email File Compression Tool reduces the size of inline images embedded within email bodies. It helps save space without affecting visual quality. Inline images often make email messages slow to load and heavy. But, with this amazing feature, you can optimize images online while keeping the original format intact.

Zip and reattach all attachments icon

Zip and Add All Attachments

With the help of this powerful and intelligent 4n6 Email Compressor Tool, you can automatically collect all attachments within emails, compress them into a single ZIP file, and reattach the compressed file to the corresponding email. This feature not only reduces the overall size but also helps in maintaining the clean and structured email format.

Extract, save, and strip attachments graphic

Extract, Save, and Strip Attachments

4n6 Email Compression Software provides users with the complete flexibility to manage all email attachments efficiently. With the help of this software, you can extract all attachments from emails and save them to the desired folder for backup or sharing purposes. Also, you can strip attachments from emails to compress the overall file size.

No email file size limitations illustration

No File Size Limitations

The software ensures that you can easily compress email files of any size without facing any kind of issues or restrictions. Whether you’re working with small email files or larger files, the software handles them effortlessly. Unlike other email compression software that fails or slows down when it comes to large mailboxes.

Standalone email compressor software icon

Standalone Email Compressor Software

This program is completely self-contained. This means that it works independently without requiring any supporting application. For example, you don’t need to install Outlook, Thunderbird, or any other software to compress email files. You can directly add email files to the software panel and reduce their size without facing any kind of issues.

Compress email size and keep data intact graphic

Compress Email Size, Keep Data Intact

4n6 Email Compressor Software helps reduce the size of email files without compromising data integrity. Despite reducing the size of emails, the software keeps all properties such as subject, sender, recipient, and formatting completely intact. This software is highly tested and developed to compress emails without facing any kind of issues.

Awards & Reviews

4n6 Email Compressor Software User Reviews & Industry Recognition

CNET reviews and awards for 4n6 Email Compressor

An impressive tool for managing large emails!
4n6 Email Compressor delivers excellent performance when it comes to compressing the size of email files without losing original content and formatting. This software is highly versatile and reliable for both individual and business users.

CNET

Software Informer reviews and awards for 4n6 Email Compressor

Smart and user-friendly email compression tool!
4n6 Email Compressor is a complete solution for users who need to optimize email storage without compromising important email content. It allows users to compress email files by removing attachments, and more. Highly recommended software!

Software Informer Team

Software Specification

4n6 Email Compressor Software Basic System Specification

Software Download

Size : 65.1 MB

Version : 1.0

Trial Limitations

Limitations
The free demo version of the Best Email Compression Tool allows you to compress just a few files. For unlimited file compression, purchase the licensed edition of the tool.

System Specifications

Hard Disk Space
125.6 MB of free hard disk space

RAM
Minimum 2 GB RAM

Processor
Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz Processor

Supported Editions

  • Microsoft Windows – Windows OS 11 (64 bit), 10, 8, 7 (32 bit or 64 bit) & Windows Server 2019, 2016, 2012 R2, 2008

Electronic Delivery

The product delivery is automatic. You will receive an email with the link to download the software and the activation key within a few minutes after the payment has been confirmed.

Software Screenshots

4n6 Email Compressor Tool - Complete Working Steps

Download email compressor software screenshot - step 1
Choose email file type screenshot - step 2
Browse email files or folders screenshot - step 3
Choose compression option screenshot - step 4
Choose compression method and click save screenshot - step 5

Video

How to Compress Email Files? Easy Video Tutorial for Beginners -

FAQ's

4n6 Email Compressor Software Clears Your Doubts

Follow the below steps to compress email file size by removing attachments:

  • Step 1: Run 4n6 Email Compressor Software and click the Open button
  • Step 2: Choose the email type and browse files or folders as per the need
  • Step 3: Click the Export button and select the compress emails option
  • Step 4: Check the email on the left panel and compression method "Remove Attachments"
  • Step 5: Choose the location and click the Save button to begin compression

If you want to save your email files on another platform, download and use 4n6 Email Converter.

Yes, 4n6 Email Compressor Software ensures complete data safety and security. All processing done locally without uploading files online.

You can download, install, and run this software on Windows 11, 10, 8.1, 8, and 7 (both 32-bit and 64-bit).

Yes, the app supports compressing multiple email files at once to save time and effort.

The software supports to compress email size of MBOX, OLM, PST, EML, MSG, OFT, DBX, Google Takeout Files, vCard Files, and more.

Testimonials

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