You could have downloaded ShruPlay 1.0 for Mac from our software library for free. The software relates to Communication Tools. This free Mac app was originally produced by PDX Pet Design LLC.
From the developer:
SHRUPlay is a free app for Mac OS that allows you to configure your SHRU's custom play modes and other exciting settings. Your SHRU application is shipped with default settings. Downloading SHRUPlay enables you to change SHRU’s settings, including volume.
You may want to check out more Mac applications, such as ISL Pronto or Instant Messaging, which might be related to ShruPlay.