How to Reduce PDF File Size Below 500 KB Onilne and Offline

Last updated on July 12, 2024

Summary :

Learn about the best free PDF compressor to reduce PDF file size below 500 KB online and offline for free. No registration, no quality loss, no watermark.

Table of Contents

How to Reduce PDF File Size Below 500 KB for Free

How to Reduce PDF File Size Below 500 KB for Free

The size of a PDF document is significant when it comes to online transmission. Due to bandwidth limitations, video-sharing platforms and file-hosting websites often have restrictions on file size.

For Office documents such as Word, PowerPoint, Excel, and PDF, the maximum size permitted for files added from local OneDrive to Microsoft Sway is 20MB. Given that we handle tens of thousands of documents on our computers or storage clouds, an ideal document file size would be controlled under half a megabyte.

This page introduces PDFgear, a free online tool for resizing PDF files to below 500 KB with a step-by-step guide. In many cases, large PDF files have even been resized to 300KB and even 200KB or less!

Quick Solution: Hyper Compress PDF for Free

Reduce your PDF file sizes by up to 90% without compromising quality, all for free and without any restrictions!

PDFgear software offers three compression options (Low, Medium, High), making it easy to compress PDFs to 500kb!

How to Fast Reduce PDF Size to 500 KB with PDFgear Online – No Quality Loss

To begin, allow me to introduce you to the finest online PDF resizing tool: PDFgear. PDFgear is a comprehensive online toolbox that caters to all your PDF management requirements, such as conversion, compression, and editing. You can convert JPEG to PDF, among other things.

PDFgear’s compression tool employs MRC technology, enabling you to reduce your document size significantly while maintaining its quality. Moreover, with its versatile PDF flattening and page deletion features, you can resize your PDF documents more flexibly. And if you also need to markup PDF, PDFgearDe

PDFgear is entirely free of charge and can be used without installation or registration. It operates on all devices, including Windows, Mac, Linux, Android, iOS, etc. So why not give PDFgear a try now? Follow the three easy steps below!

Step 1. Upload PDF to PDFgear

Navigate to the PDFgear PDF Compressor online tool, and drag and drop your PDF file into the PDF compressor to upload the PDF file. Alternatively, click the “Choose files” button to import the file to compress.

Upload the PDF to Compress

Upload the PDF to Compress

Step 2. Compress PDF File with PDFgear

There are three compression modes provided by PDFgear: Low compression, Medium compression, and Strong compression. The higher the compression rate the smaller the file size, yet the lower the quality. When the decision is made, hit the Compress button.

Compress a PDF to 500 KB

Compress a PDF to 500 KB

Step 3. Download the Compressed PDF Files

Then PDFgear will compress your file. When the compression finishes, hit Download to get the compressed PDF file, the size of the compressed PDF will be shown under the filename.

Download the Compressed PDF

Download the Compressed PDF

How to Compress PDF to 500KB or Less Offline

Apart from compressing your files in a convenient way online, PDFgear also helps resize your piled documents on your desktop. It enables high-level PDF compression, including reducing PDFs to 100 KB or less.

With PDFgear, you can batch compress large document files in under a minute, regardless of network conditions. Additionally, PDFgear is recognized as one of the best free PDF editors for Windows, allowing you to edit your PDFs.

PDFgear Software is free, clean, and safe. Click the download button below to get it for your Windows or Mac!

PDFgear – Hyper Compress PDFs Offline

Shrink your PDFs by up to 90% while maintaining quality, absolutely free, and with no constraints!

Step 1. Open the Compress PDF Tool

Launch PDFgear Desktop on your Windows or Mac computer, and then open the PDF compressor tool.

Locate the Compress PDF Feature

Locate the Compress PDF Feature

Step 2. Upload Files to Compress

Hit the “Add Files” button to upload the PDF file. You can also select multiple files at one go.

Upload PDF Files to Compress

Upload PDF Files to Compress

Choose from three compression levels available: Low, Medium, and High. Choose a higher compression level for large PDF documents.

Step 3. Batch Compress PDF to 500 KB

From the file path box below, define a destination path for the output compressed PDF files.

When you’re ready, hit the Compress button to start compressing PDF to 500 kb or less.

Batch Compress PDF Files Offline

Batch Compress PDF Files Offline

More Things to Do with PDFgear

PDFgear is an all-in-one PDF toolbox that actually does more than reduce PDF under 500 KB. Check out what more you can do to your PDF with PDFgear below!

❶ Hyper compress PDF: utilize the hyper-compression mode to reduce your documents to sizes as small as 100 KB or less.

❷ Convert PDF to other formats: easily convert PDF files to Word, Excel, PPT, JPG, and more.

❸ Add notes to PDF: use free text, drawing ink, annotation, comments, etc. to add exceptional notes to your PDF document.

❹ Add eSignature to PDF: secure your document with a variety of available eSignature options.

❺ Organize PDF: simply split, crop, rotate, and add/remove pages from your PDF documents.

❻ Unlock PDF: remove password protection from your PDF documents with our PDF password removal feature.

How to Reduce PDF File Size to 500 KB: FAQs

How to Compress PDF to 500KB on Windows 10 for Free?

To compress a PDF to 500 KB or less on Windows 10 for free, PDFgear offers both an online PDF compressor and desktop software, both of which are completely free.

How to Hyper Compress a PDF?

To hyper compress a PDF on Windows 10, Windows 11, Mac, Linux, Chromebooks, laptops, and mobile phones, you need the best free online PDF compressor PDFgear. With it, you can compress PDF files at up to a 1:10 compression ratio, with insignificant quality loss.

Does PDFgear Work on Mobile Phones?

Yes, PDFgear is a cross-platform online service that works on both Android and iOS phones. You can access the PDFgear online PDF compressor and compress PDFs to 500KB for free using your mobile phone.

What’s the Best PDF Compressor on Windows 10?

PDFgear stands out as a top PDF compressor, shrinking files by up to 90% while retaining 80% quality. You can use its online tools for files under 50MB, and for larger files, grab the desktop software with batch compression. It’s the best choice for squeezing your PDFs.


Multiple methods are available to compress PDF files to 500KB, depending on your system and tools. It’s important to keep in mind that the more you compress a file, the more its quality may be compromised.

PDFgear offers completely free online tools and desktop software to assist you in compressing large files to below 500KB, with minimal loss in quality during the compression process.

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