PDF Compressor V3 software compresses PDF files using its intelligent compression engine. The software allows users to adjust image resolutions and compress images using the CompressImages method while still maintaining high-quality images.

The CompressImages method helps compress images to decrease their size while keeping the quality as high as possible. Moreover, the software supports seamless PDF compression technology that removes useless and unnecessary elements to decrease the file size further.
Users can tweak the option to remove annotations, attachments, bookmarks, unused objects, unused streams, and unembedded fonts to shrink PDFs even more. Some of the main features of PDF Compressor V3 include removing all images from PDFs to significantly reduce their size, controlling the resolution and images quality, and converting PDF files to Grayscale to facilitate faster printing.
Additionally, the software can remove useless objects, export documents as linearized PDFs for quick web viewing with the help of its reliable compression engine. Users can import multiple files into the PDF compressor program and compress them all in one operation.
PDF Compressor V3 also allows users to upload multiple PDFs and perform compression at once. There is no need to install any third-party PDF software or plugins to use the program. All PDF documents can be compressed within seconds.
The software has a minimalistic UI that makes it easy to start shrinking the size of PDFs, regardless of the user's expertise level. In case of encountering a problem, users can click the Online Support option, and the support team will be waiting on LiveChat. The software allows users to add any number of files by drag and drop and set up metadata like author, keywords, subjects, and title. Users can also customize their destination folder and manage their compressed PDF files.
Version 3.6.6.2:
1. Bug Fix
2. Registration update
Version 3.6.6.1:
1. New UI Design.
2. Now the main window could be resized.
3. Remove all images.
4. Adjust the images quality level.(from 0 to 100)
5. Remove all possible elements to shrink the PDF.
6. Convert PDF from RGB to Grayscale.
7. ​Optimize for Web.
8. Now users can add metadata for compressed PDF.
Version 3.02: Better compression ratio. Faster startup on Windows 8 64-bit.