The 1.1 version of RCall 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 Cundd. The unique ID for this app's bundle is net.cundd.rcall.
You can install RCall on Mac OS X 10.6 or later. The software belongs to System Tools. 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 following version: 1.1 is the most frequently downloaded one by the program users.
From the developer:
The RCall Monster swallows up every folder or file you drop on him.
Then the path to the file will be passed as an argument to the shell script you chose. This enables you to perform tasks on the file you just dragged and dropped.
Info: RCall currently doesn't support interactive scripts.
You may want to check out more Mac applications, such as MassReplaceIt, CopyPath or TrimTheFat, which might be similar to RCall.