FileLink 1.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free Mac application is Playr Inc. The software is categorized as System Tools.
From the developer:
FileLink lets you transfer files between other Macs on your network with ease. FileLink uses your local network and WiFi Direct to discover other Macs nearby that also have FileLink installed.
To get started using FileLink, select some folders on your computer, add a password (optional) to them, and add them to your shared folders list.
You may want to check out more software for Mac, such as inVIZible, FolderGlance or MacMemoriesManager, which might be similar to FileLink.