Found a nice app: Smart Diagram

[cubewalker]

Smart Diagram brings easy diagram making to Android
Organize ideas and thoughts with clear diagrams. Simple & Easy, No painful learning! Most important: it is FREE
Usage: Flow Chart, Mind Map, Tree Diagram, etc

Features
- Create Shape with Gesture
- Drag & Drop Delete
- Manually Shape Movement
- MultiTouch Zooming
- Easy Sharing