PDF Compress Expert 4‏+

PDF Compress Expert is a Mac OS X utility for reducing the size of PDF files, which compresses PDF file size by optimizing the resolution and compression method of images, removing unused thumbnails and metadata, stripping dead-object and compressing other parts of PDF files. Just drop your file on the panel and it will quickly create a new, compressed PDF file suitable for sending via e-mail or posting on the Web.

Now, Support macOS Sierra.
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Rich choices of compression options.
• Support five different PDF compression modes to select.
• Support customize compression mode: You can customize the image sampling and image compression.

PDF documents compressed to the file size you need.
• You can get high quality but small PDF file after compression. For some PDF files, file size can be compressed by 90%.

Compress PDF quickly and easily.
• Support batch compression: Compress multiple documents one time.
• Support drag and drop: You can just drag and drop PDF files to the interface of the application.