A free app for Android, by BEZAPPS.

This is a diagramming tool to quickly create professional-quality flowcharts, mind maps, BPMN, network, and server layouts, Cisco network, Rack diagram, UML activity, business process, and process flow diagrams.

You can quickly create BPMN activity, event, and gateway types using the special shape selector available to all BPMN shapes.

The flowchart shapes in this tool are not images, and you cannot remove or duplicate pages. You are allowed to do some customization by adjusting the look of the shapes by applying background color, as well as changing the font color and size of the text.