The 1.0 version of Create Mask for Mac is provided as a free download on our website. The application belongs to Audio & Video Tools.
From the developer:
Create Mask is a utility to create a .jpeg picture and mask from a .png file.
Start Create Mask and select a .png source file and a destination to create a .jpeg picture and mask in the destinations folder. Then select a quality for .jpeg output and click on 'create' and your files will be created. Simple.
You may want to check out more software for Mac, such as Cocos Creator, Perfect Mask 5.2 or Mask Pro, which might be related to Create Mask.