Last updated on
Dec 29, 2025
Minimize PDF File Size less than 500kb 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
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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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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.
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.
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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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.
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.
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Top-rated for ease of use
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
I really appreciate your service. It's invaluable. I know that nothing is free. However, you do make it affordable--and that is much appreciated. :) Thanks.
2014-09-19
Working good so far....just started but it seems to be doing just what we thought it should do. Easy to get around once you figure out where what is.
2014-10-02
What do you like best?
The site is intuitive and everything is organized in a no fuss manner. Scanning in documents and making changes is easy.
What do you dislike?
The printing of documents can be tricky sometimes. Most of the time I save as a PDF and open with Adobe.
Recommendations to others considering the product:
Have the basic Adobe software as well. It makes printing documents, in the proper size, much easier.
What problems are you solving with the product? What benefits have you realized?
We have many documents that have to be changed constantly. Tax Exemption Forms, Charts and Invoices. This makes it very easy.
The site is intuitive and everything is organized in a no fuss manner. Scanning in documents and making changes is easy.
What do you dislike?
The printing of documents can be tricky sometimes. Most of the time I save as a PDF and open with Adobe.
Recommendations to others considering the product:
Have the basic Adobe software as well. It makes printing documents, in the proper size, much easier.
What problems are you solving with the product? What benefits have you realized?
We have many documents that have to be changed constantly. Tax Exemption Forms, Charts and Invoices. This makes it very easy.
2019-05-28
Everything works
Everything works, you do not require me to pay for continually using the service and my signatures and information are saved in the site. 100% would recommend to others.
2024-09-12
I had issues with making changes and…
I had issues with making changes and saving my documents. I reached out to Support and the help I received was excellent. The Support listened to my issue and tried to understand the problem. She persisted with suggestions until a solution was found and the programme worked. i appreciate how hard she tried to fix my issue.
2022-10-25
I've been using PDFfiller regularly for over 2 years now, and it works wonderfully. I'm able to upload documents, add fillable lines, and get electronic signatures seamlessly. Customer service is also great - prompt and friendly in attending to any questions or issues. Makes running my business that much easier.
2022-05-05
The only thing that I was unsure of was…
The only thing that I was unsure of was how to request a signature, and if the recipient would be able to sign it in pdfFiller.
2021-07-26
Little Confusing
It was a little bit confusing as my computer skills have deteriorated due my age and also effects of a stroke. Otherwise I was able to manage to obtain what I needed.
2021-03-11
I appreciate a free trial and I was able to get the...
I appreciate a free trial and I was able to get the one form that I needed. I simply cancelled so I don't forget to cancel the 30-day trial and get charged! Thank you very much for the easy to fill form.
2020-06-11
Minimize PDF File Size to Under 500KB
The Minimize PDF File Size feature allows you to reduce your PDF files to less than 500KB effortlessly. This tool is perfect for those who need to manage file sizes without losing quality.
Key Features
Simple one-click file reduction
Maintains original quality while compressing
Supports various PDF formats
User-friendly interface for quick access
Compatible with most devices and platforms
Potential Use Cases and Benefits
Emailing large documents without exceeding size limits
Uploading files to websites with strict size requirements
Saving storage space on devices and cloud services
Sharing documents on social media or messaging platforms easily
Improving website load times with smaller PDF files
This feature solves your problem by allowing you to easily compress large PDF files, ensuring that you can share and store them without complications. You can focus on your work, knowing that your documents are optimized for any platform.
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 do I compress a PDF under 500 KB?
How to Compress PDF to 500kb? The upload PDF file you want to compress on this free PDF size reducer. Press the Compress button once your file is uploaded. The facility will start working on your PDF and will provide you with a compressed PDF instantly. Save shrink PDF with a click on the Download button.
How do I reduce the size of a PDF below 100 KB?
Follow these easy steps to reduce PDF file size below 100 kb: Click the Select A File button to choose the PDF you want to compress or drag and drop your file to the input box. Choose the compression level depending on the size and quality of the compressed file you want. Click the Compress button.
How do I reduce the file size of a PDF in KB?
How To Reduce PDF File Size Below 100 KB for Free Go 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.
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