Compress PDF to 4mb easily with pdfFiller For Free

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Last updated on Dec 26, 2025

Discover the simplicity of processing PDFs online

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Upload your document in seconds
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Fill out, edit, or eSign your PDF hassle-free
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Download, export, or share your edited file instantly
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Users Most Likely To Recommend - Summer 2025
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Every PDF tool you need to get documents
done paper-free

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Create & edit PDFs

Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
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Fill out & sign PDF forms

Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
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Organize & convert PDFs

Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
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Collect data and approvals

Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
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Export documents with ease

Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
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Store documents safely

Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.

Customer trust by the numbers

64M+
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Why choose our PDF solution?

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Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.

Top-rated for ease of use

Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.

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Enjoy peace of mind with an award-winning customer support team always within reach.

What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
Does what it says. The only thing it says it does that I cannot perform on my Macbook is the ability to shift+tab to the next fill-in section after filling in a previous section.
Jaycee R
2014-09-04
It was just what i was looking for...im not very computer literate but WAS NOT hard to learn. I do think a few features could be added or made easier. I WAS NOT HAPPY WITH THE COST. Its mighty ridiculous! For the amount of money i spent and the length of time... S***, unless you are in the business of "screw ups" "uh-oh"ers, the presidents Secretary for his twitter account...or a lawyer. I don't think you get enough time for the cost. And VERY UNSATISFIED with the small print that is located UNDER the nice AFFORDABLE FAKE SALE PRICE at the beginning of the website
Tiff N
2017-08-16
What do you like best?
Ease of use, variety of tools, and it has everything I need for my line of work which is Real Estate.
What do you dislike?
Font choice is a little limited unless I don't know how to find them... Other than that, I've used PDF Filler for about three years now and it is almost a necessity with my job.
What problems are you solving with the product? What benefits have you realized?
I've used it numerous times in Real Estate transactions to finalize contracts, revise items, and change information, etc. It makes my job much easier, neater, and smoother.
User in Real Estate
2018-12-22
What do you like best?
I like the fact that it is a Swiss Army knife type tool that can do editing, signatures, electronic contract signing all in one easy to use package! I use it in several of my small businesses. It is much better in my estimation than the Adobe products......
What do you dislike?
I have not experienced any current issues.
Recommendations to others considering the product:
Get a subscription
What problems are you solving with the product? What benefits have you realized?
I used to need multiple subscriptions with Adobe and Docusign, now I just need one package - PDFFiller!
Niels Andersen
2019-05-28
I love this tool I love this tool. I shared it with my mom who still has to fax things and I did not want her leaving her home to fax at other businesses. I think a video on how to create more fillable boxes would be helpful. Although I figured it out, it took me about 30 minutes. I can imagine for even less tech savvy people it could take longer.
Ebony Johnson
2020-04-15
Realtors and Admin Professionals LOVE THIS PROGRAM Fantastic program for realtors or admin professionals who need the ability to make changes to documents regularly and quickly!!!
C.R. Jenkins
2020-04-11
WE ARE VERY THANKSFULLY TO… WE ARE VERY THANKSFULLY TO PDFFILLER.COM AND YOU HAD DONE GREAT JOB. SECURITY FIREBALLS RECOMMEDED. MESSAGE FROM RADHAKRISHNA INFO BUSINESS SERVICES IN IFFI SRO BANK LTD. FINRA # CRD 285979
GANESH GAVAKAR
2019-12-11
PDF filler that will empty your pockets. The most accurate file editor. The most reliable document converter. The master of alterations. I can email important documents immediately upon request. I can edit and sign government documents that are lifesaving for important life necessities. I.e. rental arrears. Rent ledgers. W2 forms, etc. The darn subscription is too expensive just to use for once a month, or only when necessary. They should have like, one time prepaid options instead of monthly or yearly.
Ronald S.
2022-06-22
Used on a Mac and had to fix some invoices. It was really cool the pdf filler would adjust the font and size to what was on the page. Perfect for what I needed thank you.
Angie
2020-09-26

How to Compress PDF to 4mb

Follow this guide to Compress PDF to 4mb with pdfFiller

01
Go to pdfFiller and sign in to your account
02
Select Add New and browse for a file you need to compress
03
Additionally, search for a template in the pdfFiller library or navigate to the document with direct link
04
If you already have the document you need in your account, simply go to My Documents and find it there using the search bar
05
To reduce the size of a document, click on it and select Split in the right-hand menu
06
Select the pages you want to separate from the original file
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Additionally, you can divide the document in a half and keep required pages in it
08
Name the new files or leave them with generic names
09
Click Split and wait a few seconds
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Save the results by clicking Download Now to your device

Compress PDF to 4MB Feature

The Compress PDF to 4MB feature allows you to reduce the size of your PDF files effectively. With easy and quick adjustments, you can share, store, or send your documents without the hassle of managing large files.

Key Features

Reduce PDF file size to 4MB effortlessly
Maintain original quality of text and images
User-friendly interface for easy navigation
Fast processing to save your time
Compatible with various devices and platforms

Use Cases and Benefits

Send large PDF files via email without facing size limits
Optimize documents for web uploads and storage
Share reports and presentations without losing clarity
Prepare files for cloud storage without consuming extra space
Facilitate easy collaboration on projects through smaller file sizes

This feature addresses your need for managing large PDF files seamlessly. You can compress your documents to a manageable size, making them easier to send and store. With this solution, you will no longer struggle with file size restrictions while sharing important information.

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

How to Compress PDF to 4mb with pdfFiller

Compressing your PDF files to a smaller size can make it easier to share and upload them. With pdfFiller's Compress PDF to 4mb feature, you can quickly reduce the file size without compromising the quality of your documents. Follow these simple steps to compress your PDF files to 4mb:

01
Log in to your pdfFiller account. If you don't have an account yet, you can sign up for free.
02
Once you're logged in, click on 'My Forms' at the top of the page to access your documents.
03
Select the PDF file you want to compress from the list of documents.
04
Click on the 'More' button located at the top right corner of the page.
05
From the dropdown menu, choose 'Compress PDF'.
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In the 'Compress PDF' window, you will see the current file size of your PDF. If it's already below 4mb, there's no need to compress it further.
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If your PDF file is larger than 4mb, click on the 'Compress' button to start the compression process.
08
Wait for the compression process to complete. This may take a few moments depending on the size of your PDF file.
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Once the compression is finished, you will see the new file size of your PDF. It should now be below 4mb.
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You can now download the compressed PDF file by clicking on the 'Download' button.
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If you need to compress more PDF files, simply repeat the steps above for each document.

That's it! You have successfully compressed your PDF file to 4mb using pdfFiller's Compress PDF feature. Enjoy sharing and uploading your smaller-sized documents with ease!

For pdfFiller’s FAQs

Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
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How To Reduce PDF File Size Below 100 KB for Free to the Compress PDF tool. Drag and drop your PDF into the toolbox to reduce the file size. Choose the compression type and click “Compress.”The PDF compression tool will shrink the file down. Download the shrunken PDF.08-Oct-2021
How to Reduce a PDF File Size to Below 5 Navigate to pdfFiller and login to your account. Select Add New and browse for a file you need to Reduce a PDF File Size to Below 5 MB, from the desktop or cloud storage. Alternatively, browse the documents in the pdfFiller library, enter the document's URL, or send it via email. More items
Step 1) Open a new Word document, and drag the images you want to use onto the page. Step 2) Select an image in the document to reveal the PICTURE TOOLS ribbon. Step 3) Choose ALL PICTURES IN DOCUMENT, PRINT resolution (200 dpi), and make sure the COMPRESS PICTURES box is checked. More items•Dec 30, 2015
How to Reduce PDF Size Below 2 Navigate to pdfFiller and sign in to your account or create one if you're new to the platform. Click the Add New button to upload a document you would like to reduce in size. Search for the file you need on your desktop or one of the cloud storage services. More items

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Users Most Likely To Recommend - Summer 2025
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Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025