Powerful business drawing and diagramming solutions can be found in ConceptDraw Diamond 18.0.0.548 for MacOS Full Version, which is free to download.

Free Download ConceptDraw DIAGRAM full version standalone offline installer for macOS. It is a powerful business drawing and diagramming solution.
Overview of ConceptDraw DIAGRAM for macOS
The newest edition ( from the previous Pro version ) ensures that it is still the world-leading professional and easy-to-use business diagramming software.
It provides a complete range of business graphic documentation solutions with thousands of stencils and hundreds of templates for rapid diagramming.
It is a versatile diagramming tool that provides the sharing of drawings and assists in team collaboration through presentations and many export options.
Features of ConceptDraw DIAGRAM for macOS
- Powerful business drawing and diagramming solutions
- MS Visio Compatibility
- Drawing Tools
- Rapid Flowchart Technology
- Communication and Presentation Facilities
- Building Plans Designer
- Live Objects Technology
Technical Details and System Requirements
- macOS 10.15 or later 64-bit