Compress PDF To 1MB Online – Free PDF Size Reducer

Compressing PDF files to a specific size has always been hectic. Some online and offline platforms allow users to change a larger PDF size to a smaller size. However some of them are paid, and the rest of the platforms have some limitations. You cannot compress larger or multiple files. Furthermore, CompressKaru has recently introduced its online PDF compressor. You can now compress PDF to 1MB size online without installing any external software or application on your device. This guide will show you how to shrink a PDF size for free without losing quality.

Compress PDF To 1MB Online Free

PDF is a document file that is used to share multiple data like images, fonts, texts, etc. These files are used by educational institutes, organizations, companies, or individuals. In addition, PDF takes more storage because of the larger data in it. On the other hand, an online PDF file size compressor is a web-based platform or tool by CompressKar that lets you change any larger PDF file to a smaller one.

Furthermore, it is a free-to-use tool. Anyone can access this tool from anywhere and anytime without registration or signup process. You can now compress match/bulk PDFs at that same time with one click. For future use, bookmark this tool by pressing the Ctrl+D button.

How To Reduce PDF Size To 1MB Or Less Online Without Losing Quality?

To reduce PDF size under 1MB, follow the step-by-step guide mentioned below:

  1. Click the “Select PDFs” button.
  2. Select the PDF file(s) from your device or directly Drag & Drop the files to the tool.
  3. Click the “Open” button to upload the files.
  4. Now tap the “Compress” button to start the compression process.
  5. After complete processing, tap the “Download” button to save the compressed file.


Is it free to change a PDF file to a specific size like 1MB?

Compressing PDF files to a specific size such as 1024KB (1MB) is 100% free. Moreover, you can shrink unlimited PDFs at the same time without any watermark and signup process.

Can I change the PDF file size from MB to KB?

Yes, you can change any larger PDF size to the smaller one using the same tool.

How do I compress PDF to 1MB or below?

To reduce a PDF size to less than 1MB, follow the instructions listed below:

  1. Click the “Select PDF” button.
  2. Select the single or multiple PDFs from your device and tap the “Open” button.
  3. You can also Drag & Drop the PDFs to the tool.
  4. Press the “Compress” button to start compression.
  5. After a complete compression, tap the “Download” button to save the compressed PDF file.

Can I access the online PDF size compressor using my iPhone?

Of course, you can change a PDF file to a specific size using an iPhone, Android, Macbook, Windows PC/Laptop, iPad, iPod, or Tablet PC. Also, it doesn’t require any specialized operating system (Windows, iOS, Linux, etc). Simply open any web browser, enter the web address in the URL box (, and access the desired tool.

Can I shrink a PDF size under 1MB while offline?

CompressKaru offers a variety of compression tools online. You don’t have to install any of its tools on your device. Furthermore, you can only use an online PDF file size compressor to compress a PDF while having a stable internet connection.

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