How to Reduce PDF Size Online

Here’s a guide on how to reduce PDF file size online with the help of the best free PDF Compressor sites. Compressing a PDF file is the process of reducing the size of a PDF file. Sometimes it is important to reduce the PDF file size especially if you have a lot of files.

To reduce PDF file size, users usually use software or
Android app PDF editor which is a little complicated to use. To avoid this problem, users can try this online PDF Compressor website which is quite easy to use.

Also read: How to Add Images to PDF

By using web service In this way, users can reduce the size of several PDF files at once. Plus, it also lets users choose the level of PDF compression (Low Compression, Medium Compression, and High Compression).

How to reduce PDF size with Compression Method slightly reduce PDF file size and maintain good PDF quality. On the other hand, High Compression method significantly reduces PDF file size but also lowers PDF quality.

To help novice users, I’ve also included tutorials and the steps required to reduce the PDF file size in the description of each website.

Apart from reducing PDF file size, this site also comes with many additional tools that you may find useful, such as: editing, converting, merging, splitting, signing and Annotating PDF files.

Sites to Shrink PDF File Size Favorites:

tools.pdf24.org is safepedia’s favorite website because it can reduce the size of multiple PDF files at once. Plus, it also allows users to manually adjust the DPI, Image Quality, and Background Color parameters of the PDF file.

1. tools.pdf24

tools.pdf24 is a free online PDF shrinking site. This website can also be used as a PDF manipulation site as it offers various PDF manipulation and conversion tools.

To reduce PDF size, it offers Compress PDF tool. This tool can compress multiple PDF files at once. It even allows users to adjust the DPI, Image Quality, and Background Color of the PDF file before starting the conversion process.

After doing the conversion, users can save the output PDF to their cloud storage ( Dropbox and Google Drive ) and local storage easily. Now, follow the steps below to compress PDF files online using this website.

How to reduce PDF file size online using tools.pdf24:

1. Visit the website tools.pdf24
   from here

   and open the Compress PDF tool.

2. After that, drag and drop one or more PDF files on the interface that you want to compress.

3. Next, specify the DPI, Image Quality, and Background Color parameters.

4. Finally, click the Compress button to start the batch PDF compression process.

Additional features:

• Protect: This is a useful tool through which users can password protect the output PDF files.

• PDF Manipulation Tools: Using PDF manipulation tools, users can merge PDF files, rotate PDF Pages, Sign PDF Files, Sort PDF Pages and much more.

This is one of the best free online PDF compressor websites as it can easily compress multiple PDF files at once.

Also read: How to Convert PDF to Interactive Worksheet

2. pdf.online

pdf.online is another free online PDF size reduction site. Using this site, users can compress PDF files stored locally and stored in the cloud.

It also lets users upload multiple PDF files together to perform batch PDF compression. Before performing the compression process, users can preview the contents of the PDF file.

Three levels of compression, namely Low, Mid, and High are also provided by it. Users can choose any of the compression levels according to their needs. Now, follow the steps below to compress the PDF file.

How to reduce PDF file size online using pdf.online:

1. Go to the pdf.online site
   from here

   and open the Compress PDF tool.

2. After that, upload one or more PDF files.
3. Next, choose a compression level from the three available.
4. Finally, press the Compress button to start the PDF compression process.

Additional features:

• Conversion: Using the conversion tool, users can convert PDF files to other files and file formats like Excel, Word, HTML, etc.

• Edit: It offers PDF editing tools like PDF annotate, edit PDF, crop PDF, etc.

This is another great online PDF compressor website that offers all the essential tools for compressing multiple PDF files.

3. ilovepdf

ilovepdf is a free online PDF compressor website. Using this website, users can compress multiple PDF files at once.

To compress PDF files, this website offers three options namely Extreme Compression (less quality, highest compression), Recommended Compression (medium quality, medium compression), and Less Compression (high quality, less compression).

Now, follow the steps below to compress PDF files online using this website.

How to reduce PDF file size online using ilovepdf:

1. Go to the ilovepdf site
   from here

   and open the Compress PDF tool.

2. After that, upload one or more PD files which you want to compress.
3. Next, select a compression level from the three available.
4. Finally, click the Compress PDF button to start the compression process.

Additional features:

• Convert PDF: Offers multiple PDF conversion tools such as JPG to PDF Converter, Word to PDF Converter, Excel to PDF Converter, and more.

• Organize PDF: It contains useful PDF manipulation tools like Merge PDF, Split PDF, Delete Pages, Extract PDF Pages and many more.

This is another good online PDF compressor website where users can compress PDF files easily.

Also read: How to Convert PDF to Animated GIF

4. smallpdf

smallpdf is another free online PDF compressor website. Using this website, users can compress one PDF file at a time.

The free version of this app can reduce PDF files by up to 40 percent of their original size after compression. Plus, the process of compressing PDF files is also quite simple using this website.

Now, follow the steps below to compress PDF online using this website.

How to reduce PDF file size online using smallpdf:

1. Open the smallpdf site
   from here

   and open the Compress section.

2. After that, click the Choose Files button to load a single PDF file.
3. Next, select the basic compression option.
4. Finally, press the Compress button to start the PDF compression process.

This website can also be used to merge, split, edit and sign PDF files. The free version of this website only allows users to compress one PDF file at a time.

This is another great PDF compressor website that anyone can use to compress one PDF file at a time.

5. sodapdf

sodapdf is another free online PDF compressor website. Using this website, users can easily compress multi-page PDF files. Although, it only allows users to compress one PDF file at a time.

To compress PDFs, it uses the Regular compression method which reduces the PDF size by about 40 percent. Plus, the compression speed is also quite fast. Now, follow the steps below.

How to reduce PDF file size online using sodapdf:

1. Go to the sodapdf site
   from here

   and open the All tools menu.

2. Next, select Compress PDF.

3. After that, upload a PDF file and choose the Regular Compression method.

4. Finally, click the Compress File button to start the compression process.

Additional features:

• PDF Conversion Tools: A good set of PDF conversion tools is offered by this website such as Word to PDF, Excel to PDF, PDF to JPG, PDF to Excel and many more.

• PDF Manipulation Tool: Through this tool, users can merge PDF files, Split PDF files, Edit PDF files, Sign PDF files and many more.

The free version of this website enforces various restrictions such as batch locked PDF compression, locked high compression method, etc. To remove all restrictions, users need to purchase the premium version.

This is another great online PDF compressor website that anyone can use to compress, merge, split and edit PDF files.

That’s how to reduce the size of a PDF file online. I hope this article helped you! Thank you for visiting and don’t forget if you find this article useful, please share it with your friends too.