The 1.1.13 version of Icon Set Creator 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 free software for Mac is Nicolás Miari.
The application lies within Theming Tools, more precisely Icons & cursors. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
Icon Set Creator lets you quickly create icon assets for your iOS/OS X apps: Just drag your high resolution artwork (preferably, a PNG file at 1024x1024) into the app's window, choose the target platform, select a directory for exporting the results, and you're set.
You may want to check out more software for Mac, such as App Icon Set Creator, HighResolution Icon File Creator or St. Valentine's Day Icon Set, which might be similar to Icon Set Creator.
Icons & cursors
Icons & cursors