Optimize PDF Size for Smaller Size Gratis

Drop document here to upload
Select from device
Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
0
Forms filled
0
Forms signed
0
Forms sent
Laatst bijgewerkt op Apr 7, 2026

Try these PDF tools

Edit PDF
Quickly edit and annotate PDFs online.
Sign
eSign documents from anywhere.
Request signatures
Send a document for eSignature.
Share
Instantly send PDFs for review and editing.
Merge
Combine multiple PDFs into one.
Rearrange
Rearrange pages in a PDF document.
Compress
Compress PDFs to reduce their size.
Convert
Convert PDFs into Word, Excel, JPG, or PPT files and vice versa.

Discover the simplicity of processing PDFs online

Card illustration
Upload your document in seconds
Card illustration
Fill out, edit, or eSign your PDF hassle-free
Card illustration
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

Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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:
Great customer service Great customer service! Thank you Elisa for helping me with my document I was able to get everything I needed complete and on time! I appreciate your help.
Ma Sh
2024-09-17
some of the forms are the same but pdfFiller has them in different names. I keep filling out the same form over and over, thinking it's a different one. confusing.
tracy
2023-03-06
Muy buena Es muy buena herramienta para modificar archivos PDF Es de mucha ayuda para mi, es fácil de usarlo y rápido Lo sigo utilizando como prueba, no he encontrado errores hasta el momento
Nady O.
2023-02-23
We use PDF Filler with SignNow for documents for clients and employees. All seems to work very well. I did 6 documents, each several times as the requirements changed. I updated the company logos, just erase the old ones in the PDF and Word documents. So far, I only worked on a Fillable Signable document for clients I used erase, and then inserted better wording.
David K. T
2021-03-03
Excellent customer service/IT I had occasion to need assistance in performing a certain process within this program suite. The IT person with whom I was connected (Joyce) was courteous and professional. She determined the solution to my problem taught me what I needed to know in a matter of minutes. I had made two previous attempts to resolve this earlier in the day, but once I was online with Joyce it was resolved quickly and easily. She is a gem.
Alice Massoglia
2020-12-01
PDFfiller has great customer support PDFfiller offers a great service, but unfortunately I don't have the opportunity to use it enough. But that truly sets this business apart from the competition is their customer service. I've never seen any other CS that would respond so quickly, be so attentive and managed to resolve my issue so promptly. I cannot recommend them enough.
Michael Soucek
2025-04-02

Learn how to create an ideal document with pdfFiller

Today's digital age demands people to complete their tasks at a fast pace and from any location while managing their paperwork quickly and efficiently. A powerful and simple editor is the solution that can help you achieve this goal. Selecting pdfFiller among numerous other market players is a great decision for everyone who needs to have their forms adjusted and Optimize PDF for Smaller Size rapidly and safely.

pdfFiller has proven to be one of the most trustworthy editing solutions with top-notch security and compliance. For that reason, you can use it without worries for any paperwork, making certain your records are safely stored. Being a cloud-based service, it's an ideal editor to use on any device: you can easily Optimize PDF for Smaller Size whether you're at the office with your laptop or on the go with only a phone in your pocket. Its interface is straightforward, so adapting paperwork to your requirements is as simple as ABC.

Follow these simple actions to Optimize PDF for Smaller Size:

01
Log in to your account or register, benefiting from the 30-day free trial opportunity.
02
Click the Add New button to upload the file you need to adjust.
03
Upload a document from your device, the cloud, external URL, email, or the editor's exclusive form library.
04
Click Open and start modifying the sample using the upper and side toolbars.
05
Insert text, images, or symbols, highlight or erase the content, and comment on modifications made.
06
Turn your sample into a fillable form by adding smart fields for all kinds of data.
07
Provide an additional level of content protection using the Add Watermarks option.
08
Drop the Date, Initials, and Sign fields to your form to create a legally binding eSignature.
09
Check the changes made and click Done when everything is ready.

When you finish adapting the file, the tool will Optimize PDF for Smaller Size to fit your requirements. Then, you can convert the template to another format, save it on your device or the cloud, or share it with other people within clicks. Select pdfFiller to adjust your personal and business documents and feel the advantages of the state-of-the-art editor always at hand! Try it now!

Optimize PDF Size for Smaller Size Feature

Streamline your documents with our Optimize PDF Size for Smaller Size feature. This tool helps you reduce the file size of your PDFs without losing quality, making sharing and storing your documents effortless.

Key Features

Reduce file size efficiently and quickly
Maintain high-quality visuals and text
User-friendly interface for easy navigation
Compatible with various devices and platforms
Preview the optimized file before saving

Potential Use Cases and Benefits

Send large PDFs via email without issues
Save storage space on your devices
Upload files easily to websites and cloud services
Improve download speed for online sharing
Organize your digital files more effectively

By using this feature, you can solve common problems associated with large PDF files. You will no longer face barriers in sharing important documents or consuming valuable storage space. Optimize your PDFs today and enjoy the convenience of smaller sizes without compromising on quality.

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!

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
How to reduce PDF size manually? First of all, select PDF on this reduce PDF size manually tool. Now, see preview of PDF on the PDF reducer. Simply, reduce PDF size manually using slider. Also, you can add or remove PDF from the list. At last, download reduced PDF from reduce PDF size manually tool.
If PDF files are already optimized, compression ratio will be limited. But for most of our users PDF files, optimizations can always be found and size dramatically reduced. Some files size can be reduced by up to 99%.

#1 usability according to G2

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