Downloading Sonar Professional Demo 1.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus.
The following version: 1.0 is the most frequently downloaded one by the program users. The most frequent installation filename for the software is: Sonar Professional 2010 De.exe. Sonar Professional Demo is included in System Utilities. The actual developer of the program is Virginia Systems.
From the developer:
Sonar Professional can search through thousands of PDFs in seconds using powerful searching capabilities. Sonar Professional gives high-end power to generate reports, search by synonyms, concepts and phonetics, attach and search sticky notes, and much, much more.
You may want to check out more software, such as Paragon Virtualization Manager™ 12 Professional Demo, Tanida Demo Builder or Ultimate Papercraft3D Demo, which might be related to Sonar Professional Demo.