How to Compress PDF to 300 KB (or Less) Online or Offline for Free

Last updated on November 18, 2022

Summary :

Fast compress PDF to 300 KB or less on Windows, Mac, Linux, Android, iOS, etc. The lossless compression is implemented in an intuitive drag-and-drop manner. Risk-free, no watermark, no sign-up, online or offline, easy to use, and customizable compression ratio up to 90%.

Content Table

A PDF document should not exceed a size of 300 KB, which is already approximately the equivalent of 50,100 words in computing (a length of 9-10 graduate school essays), or a frame of high-definition raw footage. The large PDF file size is inconvenient and undesirable no matter in terms of cross-platform viewing, offline management, or online transmission.

Need not look further, this page will provide you with the very best 90% PDF compressor for you to compress PDF to 300 KB or smaller online for free.

How to Fast Reduce PDF Size to 300 KB with PDFgear Online – No Quality Loss

PDFgear is the best PDF Compressor 300 KB that helps to resize PDF files to 300 KB or less online for free. Powered by MRC technology, PDFgear is an effective PDF compressor online tool to compress PDF files to 10% of the original size, without compromising quality.

PDFgear works on any device including Windows, Mac, Linux, Android, iOS, etc. Additionally, PDFgear is an all-in-one PDF solution to all your PDF working demands, it helps to shrink your PDFs, annotate your PDFs, read your PDFs, convert PDF to JPG, and other document formats online.

PDFgear is a complete-free and safe online service so don’t hesitate to give it a try! Now check out the tutorials below to see how PDFgear compresses PDF files online to 300 KB in 3simple steps.

Step 1. Upload PDF to PDFgear

Navigate to PDFgear PDF Compressor online tool, and drag and drop your PDF file into the PDF compressor box in the middle to upload the PDF file.

Upload PDF File to PDFgear

Upload PDF File to PDFgear

Step 2. Compress PDF File with PDFgear

Choose from the three given compression modes: Low compression, Medium compression, and Strong compression. The higher the compression rate the lower the quality. Hit the Compress button when the decision is made.

Compress PDF with PDFgear

Compress PDF with PDFgear

Step 3. Download the Compressed PDF Files

When the blue Download button becomes visible, 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

A More Robust Way: Convert PDF Size to 300 KB or Smaller Offline

Apart from converting PDF size to 300 KB online, PDFgear helps you compress PDF files to 300 KB or smaller in a more robust way, which is using the desktop version of PDFgear.

PDFgear desktop is a much more powerful and steadier version of the PDF converter tool, it doesn’t require a good network condition, it helps you handle as many PDF files as you want, batch convert/compress PDF files, and it fast compresses your hefty PDF files in a remarkable 90% compression ratio.

If you like PDFgear online, you should definitely give PDFgear desktop a try, now hit the download button below to get PDFgear desktop for your Windows or Mac PC for free!

100% Clean & Safe

Step 1. Use the button above to download and install PDFgear Desktop on your Windows or Mac computer.

Step 2. Launch PDFgear Desktop on the computer, and go to the Compress PDF tool.

Step 3. Hit the Add Files button to add the PDF documents you intend to compress to 300kb or less.

Step 4. Hit the Compress button to start compressing PDF to 300kb or less!

Compress and Export PDF with PDFgear Desktop

Compress and Export PDF with PDFgear Desktop

How to Compress PDF File to 300KB: FAQs

How to Compress PDF to 300KB on Windows 10 for Free?

To compress PDF to 300 KB or less on Windows 10 for free, you need the best PDF compressor PDFgear. With it, you can easily compress PDF files by dragging and dropping the PDF files into the web-based converter, and it’s completely free.

How Do I Extremely Compress a PDF?

To extremely compress a PDF on Windows 10, Windows 11, Mac, Linux, Chromebook, 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

Which Operating Systems are Supported?

PDFgear is a cross-platform PDF compressor that allows you to compress PDF files on Windows 10, Windows 11, Mac, Linux, Chromebook, laptops, and mobile phones.

Does PDFgear Work on Mobile Phones?

Yes, PDFgear is a cross-platform service that works on Windows, macOS, Linux, Android phones, and iOS phones. On your mobile phone, you can access PDFgear from: and convert/compress your PDF documents with ease!

What’s the Best PDF Compressor on Windows 10?

PDFgear is the best free PDF compress for Windows 10, Windows 11, Mac, Linux, Chromebook, laptops, and mobile phones. It’s free to use, safe, and watermark-free. It has extensive file types support, and it features fast and high-quality conversions as well as compressions.

Which File Types are Supported?

PDFgear supports a wide scope of input and output file formats including PDF, Word, Excel, PPT, JPG, HEIC, etc.

Is PDFgear Safe?

PDFgear is a completely safe and clean service. PDFgear is TSL encrypted and PDFgear does not save your files. Upload files will be permanently deleted once the browser is shut down.

Do I Keep the Original File?

Yes, when compressing PDF files on PC or mobile with PDFgear, your original file stays intact.

In Conclusion

With the introduced tool PDFgear, I believe converting or compressing PDF file size to 300 KB or less will no longer be an issue for you. PDFgear is completely free to use, and as you can see from the tutorials above, it’s extremely easy compressing PDF files to 300 KB with the PDFgear compressor.

Moreover, the PDGgear compressor can be used to compress Word documents as well.

So make sure to bookmark this page for easier access when you need PDF document compressions in the future! And don’t forget to try our PDFgear desktop, it’s even more powerful than the PDFgear online tool already is.