Grapple 1.3 for Mac was available as a free download on our software library. The application is categorized as Theming Tools.
From the developer:
Grapple is a string finder for the Mac that is both friendly and intuitive to use. It was initially inspired by the GREP utilityon Unix machines, but is a true Mac utility, with an attractive interface.
You may want to check out more Mac applications, such as Grappling Hook Demo, A Fishing Adventure or Batman: Arkham City Game of the Year Edition, which might be related to Grapple.