10 Best Online PDF Compressor Tools | Compress PDF File Size

(LAST UPDATED: November 6, 2022)

We need PDF compressor tools to reduce the size of PDF files for several reasons. This is handy if you have storage constraints and want to send files in small batches through email. Email clients don’t support sending large pdf files. Thus, we use these tools to compress the pdf files and then hit the send button.

There are plenty of tools available for users to get this done. However, one needs to be vigilant about their pros and cons before installing and using them.

Table of Contents

What is PDF Compressor?

An online PDF compressor tool optimizes a pdf file by reducing its size without compromising quality. These tools can compress a PDF of up to 2 GB. They use a specific algorithm to identify redundancies and remove them while the compression process. They also find patterns and highlight areas that can be compressed without affecting the original file quality.

Best PDF Compressors Online(Free & Paid)

We have covered here the top ten tools to compress pdf files online. They are both free and paid. It’s up to you to decide which tool suits you the best for your specific uses. You must go with the tool that offers all the required features. All the tools that we explained here are safe to use online.

1. Smallpdf

This is the finest free pdf compressor on the list. All you need to do is to upload the PDF file from your computer via Google Drive or Dropbox account. The tool will automatically compress it without any manual intervention.

You can use this tool to compress pdf 300 kb and save the file in the desired destination. Using the SmallPDF compressor, you can compress files of up to 7.4 MB. When there is less amount of storage like 911 kb, it will be converted to 143 kb. If you are looking for a pdf compressor below 200kb, this tool will be the right choice.

The application features 16 tools to compress and convert files. Compressed files are secured with 256-bit SSL. Tool’s paid plans come with a two-week money-back guarantee.

2. PDF Compressor

This is the oldest tool to compress pdf files without compromising their quality. The PDF compressor is the windows only program that allows users to upload multiple PDF files from different folders.

All these files are processed in batches for faster compression. For PDF file sizes 656 KB to 153 KB, 911 KB to 174 KB, or 7.4 MB to 5.88 MB, the tool offers high-quality compression.

3. 7-Zip PDF Reducer

7-Zip not only lets users compress pdf files online but also allows them to share the file online. During the process, the quality of the pdf files remains unchanged. This unique file reducer works on an open architecture and works with a high compression ratio.

The resultant files are secured by strong AES-256 encryption. The tool can compress pdf files online to 100kb when you need to send them in a particular size.

4. PDF2Go

This is another feature-packed file reducer that you can use to compress PDF files from larger to smaller. You can drag and drop the pdf files from your pc or cloud storage and upload them for compression.

The tool offers unlimited access to all PDF editing tools that are used to convert, edit, compress, unlock & protect PDF documents. This ad-free compressor encrypts the process of the data transfer for maximum data privacy.

The tool can compress pdf documents both individually or in batches. Before starting the process, you can choose the quality of the file to be compressed. When the process is completed, you can download the file.

5. DocuPub

DocuPub offers relatively more compression presets than other best pdf compressors online in the list. The tool has an upload limit of 10MB per file and offers full control over PDF compression.

This pdf file size reducer allows users to discard objects like threads, bookmarks, named destinations, and several others during the compression. Once compressed, you can share the document privately and print the pdf files right from the interface.

6. Nice PDF Compressor App

The software is available in both free and paid versions. Its free version offers the basic features while with its paid version, you can access both the standard and exclusive features. The tool can convert Microsoft Word, Excel, and PowerPoint to pdf and vice versa. The tool uses a compression algorithm to reduce the PDF size to the smallest size possible.

7. Orpalis PDF Reducer

This ultimate PDF compressor can effortlessly compress pdf files online. The tool can automatically select the language to be used for you based on the region before starting the compression process.

Similar read: Top 8 Online Photo Size Reducer

The Orpalis PDF reducer can also compress the files in batches. You can drag and drop files to start PDF compression. The tool automatically detects the color and text used in the file and executes file compression without compromising the file quality. Its fast web view support feature allows sharing of PDFs on the web.

8. Neuxpower PDF Compressor

Neuxpower PDF Compressor can compress pdf 300 kb, 100kb, and 200kb files. The software doesn’t split and merge files, so keep the quality of the files and the resolution intact. After compressing the files, you can convert them into a zip file and extract the file later. The tool is available for both Windows and Mac operating systems. This is an ideal pdf compressor for files below 200kb.

9. Sejda

This is a popular PDF size compressor and editor that can reduce up to 100MB of pdf files. The software can compress up to 200 pages in one go. All the files uploaded for compression are kept private and automatically sent to the trash after 5 hours to ensure privacy.

10. iLovePDF

This is a specialized pdf compressing tool to compress files in different languages and file sizes. iLovePDF is the best tool so far for both editing and compressing files. It performs all the tasks efficiently while keeping your data safe and secure.

The app features batch file processing for bulk file compression. You can also convert scanned documents with OCR and e-sign your business agreements for improved productivity.

Takeaways

In this document, we have covered some of the popular PDF file compressor tools that reduce file sizes to an extent. These tools can help you when you want to compress PDF files to get the same PDF quality but reduced file size.

Each tool explainer here has its own set of features you choose from. Before zeroing in on one, I recommend you to visit their respective websites to know more about the pros and cons.

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