Download of SimpleMindMap 1.6 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. SimpleMindMap for Mac lies within Productivity Tools, more precisely Mind-mapping. This free Mac app was originally produced by Tien Thinh Vu. 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.
From the developer:
SimpleMindMap is an easy-to-use mind mapping app for writing your ideas down. The utility can be used in many applications, including business, education, brainstorming, project planning, task lists, and summarizing. The tool supports adding image files or colorful emoji symbols. You can change and customize the appearance of shapes, nodes, and topics.
You may want to check out more Mac applications, such as myNotes, Mindcad Incubator or Opal, which might be related to SimpleMindMap.