5 Best Free Software to Compress PDF File

Yes, there we are going to mention best PDF compressor software through which pdf compress easily within a fraction of seconds. All these pdf file size reductions are completely free and can be downloaded for Windows PC. And, only a few of them support batch or bulk pdf file compression. Before knowing about PDF compression software, let's proceed with how it happens!

How to Compress PDF?

Remember that instead of the normal compression method in which the files are simply saved as zipping or .rar files, the below-discussed PDF compressor software will assist you to reduce the quality of images that are packed within PDFs, and you can see that it subsequently reduces the size of PDF file. However, the output format is still PDF, you can find that the compressed pdf file is smaller in size than the original one. And, keep in mind that more the images your PDF’s contain, the better, as well as optimal compression, would be. And, humble thanks to the legitimate source of theonlineconverter.com that always serves you as best PDF compressor through which pdf compress without any quality distortion.

Best Software to Compress PDF:

Keep Scrolling Down!

Free PDF Compressor:

This is referred to as free pdf compressor that is quite simple to use, even it is a handy portable software through which pdf compresses easily. All you need to download and run this free pdf reducer program to fetch much out from this. Make a click on the given Load button and browse a big size PDF that you aim to compress with this pdf optimizer. Finally, you ought to select the desired Compression Algorithm:

• Flate
• RunLength

Compression Level:

• Default
• Fastest
• Maximum
• None

Reduce PDF Size:

Now pdf compress in bulk with this PDF file size reducer software. It is indicated as the simplest to use PDF compressor that is completely free. It is loaded within a single window through which you can be able to add the big-size PDF files that you decided to compress and simply choose the compression settings. It is an expert’s choice pdf compressor that compresses pdf in one go and allows you to save it to your selected output folder. The upside is that does not indulge you with too many settings to for pdf compression. Moreover, it provided you with the following pdf file compression settings:

• Screen View Quality
• Low Quality or eBook quality
• High Quality or Printer quality
• High Quality or Prepress quality
• Default Quality

Theonlineconverter:

Remember that compression by this pdf compressor online-only reduces bits by identifying and eliminating statistical redundancy. Pdf file size reduction is done legitimately; no file information is lost during compression.

This is a 100% free and online open-source site through which pdf compress takes place without any quality distortion. Also, this online PDF compressor allows you to compress more than one PDF file at once in an instant. You can be able to set pdf compression level for reducing pdf file size to an optimal level.

Kept in mind the pdf compression with this pdf file compressor can only reduce bits by simply identifying as well as eliminating statistical redundancy. Don’t fret since this pdf reducer does pdf compression legitimately, never ever information is lost during pdf compression. This online pdf shrinker will offer you following compression level for pdfs:

• Extreme (Less Quality, High Compression)
• Recommended (Good Quality, Good Compression)
• Less (High Quality, Less Compression)

PDF Compressor:

PDF compressor software is another freeware utility to reduce pdf file at an optimal level. PDF compress now within a matter of seconds – you just ought to make a click on the “Add Files” or “Add Folder” button that is given on its toolbar for adding files or folders into the list.

In its free version, if you stick with pdf compression settings other than the default, then remember that the compressed pdf file will contain the watermark. Once you added the Files/Folder, you ought to choose the output folder and make an instant click on the Compression button. Kept in mind that the compressed PDF files will be saved in the output folder right after the compression is completed.

This best PDF compressor is loaded with an Advanced menu that contains some useful commands such as:

• File Exists Action that includes: (auto rename, overwrite, or ask)
• Export the List, means you can be able to export the complete list, selected to the list, or just the failed list
• It lets you change the conversion priority by swiftly moving files up/down in the list

IrfanView:

Although it is a versatile image viewer and editor, but also pdf compress at a great extent of level with its pdf compression algorithm. Also, it assists you to view and edit (up to some extent) pdf document files with the assistance of its default plugins and GhostScript. Once you installed the GhostScript, you can be able to open any pdf document file with IrfanView.

Now, you ought to choose the “Save As” option from the File many and select PDF as “Save As Type” from the given drop-down list. Make an instant click on the Save button, a “Save PDF” window will swiftly open here and you could easily apply several settings before saving the PDF file. Some of the very useful settings are mentioned below:

• Compression: it is indicated as the most essential tab, here you can be able to set the Image Quality for true color images, grayscale images, color images, and even monochrome images
• Page Format: you could easily set the output page size the same as the original or even choose from different available standard sizes
• View Rotation: it assists you to change the angle of rotation from None, 90, 180, or 270 degree
• Security: if you simply check the Activate Security, then you ought to set the password security right now to the output Adobe PDF file
• Preview: you can be able to get a preview for each page before creating PDF document file

Well, right after applying the preferred settings, you simply need to make a final tap on the Save button to quickly save the reduced size or compress PDF file in the desired location with this pdf compressor.