The 1.3.30 version of VisualGrep 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 program belongs to System Tools. This software for Mac OS X is a product of com. The following version: 1.2 is the most frequently downloaded one by the program users. We recommend checking the downloaded files with any free antivirus. This application was developed to work on Mac OS X 10.8 or later.
From the developer:
Non-indexed full text search of files supporting filters and many folder traversal options.
You may want to check out more software for Mac, such as NotLight, which might be similar to VisualGrep.