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The Acrobat online PDF compressor balances an optimized file size against the expected quality of images, fonts, and other file content. Just drag and drop a PDF into the PDF compression tool above and let Acrobat reduce the size of your PDF files without compromising quality.
For more refined control of optimization settings, you can try Adobe Acrobat Pro for free for seven days. Acrobat Pro lets you customize PPI settings for color, grayscale, and monochrome image quality. You can also use PDF editor tools, edit scans with OCR functionality, convert PDFs to Microsoft PowerPoint and other file formats, convert PNGs and other image file formats, organize and rotate PDF pages, split PDFs, optimize PDFs, and more. You can use Acrobat on any device, including iPhones, and on any operating system, including Mac, Windows, Linux, iOS, or Android.