Reduce PDF File Size to 100 kb For Free

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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Note: Integration described on this webpage may temporarily not be available.
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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
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025

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+
users worldwide
4.6/5
average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs

Why choose our PDF solution?

Cloud-native PDF editor

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.

Industry-leading customer service

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:
good solid editor-- would like to see other payment choices, like a quarterly option, and even instead of relying on automatic renewal, send a reminder email prior to the renewal to ensure the user is still consistently using product
Jo Ann L
2014-08-27
I was pleased to find the AIR realty forms on your site. We're trying to sublet our space in a commercial building and our landlord insisted on using the AIR forms
Richard F
2017-04-27
I like that I can erase parts and add text of size and font that I like and move it around so it's where I want it. When I erase part it doesn't cause the rest of the document to move around. It stays put. That is essential when I am editing a document with a puzzle at the bottom.
Joan Y. E
2020-04-10
This has been an absolute time saver… This has been an absolute time saver for complete differet typs of fire alarm reports from different forms and jurisdictions. I can't say how grateful I am for this service!
FRS Tech
2020-03-02
Works pretty awesome. I edit pdfs on the regular using this software and it's very fast and easy. It's very easy to edit pdfs. I have to edit multiple pdfs and I use this software. It's very beginner friendly and its a simple tutorial to show you exactly how to edit the files. When you edit the text it's never the same font as the original pdf so it's very noticeable. If that's not a problem to you then you'll love this software.
Tatianna V.
2019-11-08
I was freaking out that I couldn't save… I was freaking out that I couldn't save my work on a PDF for a scholarship app, but after finding this, I am very happy and calm.
BeccaClaire
2020-04-17
Great for making a pdf fillable planner I've tried Adobe & SODA pdf & both were a nightmare:/ From ctrl not being able to multi-selesct, text boxes not duplicating with a new names (meaning I would have to re-name or re-make 10000 boxes manually...) I've had a really good experience with pdf filler! It has everything I need to easily add fillable fields & make my planner useable. Thank you finally a product that matches my requirements.
karin tzarfaty
2023-10-05
Excelent progtram I am a first time user and have found this to be an excellent program. I filled out a document with many different choices I'm very Pleased with the results
Don Chard
2021-03-19
I love the product just don't have the need to justify a full subscription. I enjoyed the trial period and had great Customer Service when needed. Very prompt with replies. I would recommend this product.
Kim R
2020-10-02

How to Reduce PDF File Size to 100 KB

Learn how to Reduce PDF File Size to 100 KB with pdfFiller

01
Navigate to pdfFiller and login to your account or create one if you're a new member
02
Click the Add New button to upload a document you need to reduce in size. Search for the file on your desktop or one of the supported storage services
03
Additionally, browse a document from the pdfFiller library, enter the document’s URL, or send it via email
04
In case you already have the file you need in your account, simply go to the Documents section and find it there
05
Click the Split option in the right-hand menu to Reduce PDF File Size to 100 KB
06
Select the pages you want to extract from the original file
07
Additionally, you can divide the document in a half and keep specific pages in it
08
Name the new files or leave them with generic names
09
Click Split and wait
10
Choose a path for saving newly created files and click Download Now

Reduce PDF File Size to 100 KB Feature

Struggling with large PDF files? The 'Reduce PDF File Size to 100 KB' feature is here to help you manage your documents with ease. With just a few clicks, you can shrink your files without losing essential information, making it easier to share and store them.

Key Features

Efficiently compress large PDF files to a manageable size
Preserve the original quality and layout of the document
Simple and user-friendly interface
Quick processing time, allowing for instant results
Compatible with various devices and platforms

Potential Use Cases and Benefits

Share PDFs via email without exceeding size limits
Upload documents to online platforms that require size restrictions
Save storage space on your device or cloud service
Facilitate quick file transfers over slow internet connections
Create compact PDFs for digital presentations

By choosing the 'Reduce PDF File Size to 100 KB' feature, you can simplify your life. This tool helps you avoid the frustration of large files that hinder your workflow. Plus, it ensures that your important documents are easily accessible and ready for sharing whenever you need them.

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 Reduce PDF File Size to 100 kb

Reducing the file size of your PDF document to 100 kb can be easily done using the pdfFiller product. Follow these step-by-step instructions to achieve the desired file size:

01
Open the pdfFiller website or app and log in to your account.
02
Upload the PDF file you want to reduce in size.
03
Once the file is uploaded, click on the 'Reduce File Size' option.
04
A pop-up window will appear with different file size options. Select '100 kb' from the available options.
05
Click on the 'Reduce' button to start the file size reduction process.
06
Wait for the process to complete. The time taken may vary depending on the size of your PDF file and your internet connection speed.
07
Once the process is complete, you will be able to download the reduced file with a file size of 100 kb.
08
If you are not satisfied with the reduced file size or if the quality of the document is compromised, you can try reducing the file size to a higher value or explore other options to optimize the PDF file.

By following these simple steps, you can easily reduce the file size of your PDF document to 100 kb using the pdfFiller product. Enjoy the benefits of a smaller file size without compromising on the quality of your document!

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?
Contact Support
Go to the Compress PDF tool. Drag and drop your PDF file into the tool, choose 'Basic Compression'. Wait for us to work on reducing its file size. Click download to save your PDF document.
Step 1: Upload PDF file. Drag your PDF file on to the drop zone above, or click Upload to choose a file from your computer. Step 2: Compress PDF. Once the file is uploaded, you can reduce PDF size online using DocFly's free PDF compressor. Download file.

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Try the PDF solution that respects your time.
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025