The 1.8.6 version of PDF Reader Pro - Sign, Edit PDF for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this Mac application is PDF Technologies, Inc. We recommend checking the downloaded files with any free antivirus.
From the developer:
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Reading modes - Multi-tab viewing(iPad only), full-screen, horizontal or vertical orientation, auto flow
Presentation - Slideshow Mode to present your PDF as PPT
Night mode - Night mode supported for long time reading to comfort eyes
Bookmark - Make bookmarks when it comes to intuitive navigation through PDF files
Smart Crop - Automatically hide the white margins of your PDFs
DRM - supports Vitrium* protected PDF files (Like University of Phoenix)
Enable full text search, scroll, zoom in and out.
You may want to check out more Mac applications, such as PDF Reader Pro - An Editor /Viewer for PDF File, DWG to PDF Converter Pro or PDF Reader Pro Lite, which might be related to PDF Reader Pro - Sign, Edit PDF.
Document management
Document management