is a charting library for Android applications. It currently supports the following chart types:
- line chart
- area chart
- scatter chart
- time chart
- bar chart
- pie chart
- bubble chart
- doughnut chart
- range (high-low) bar chart
- dial chart / gauge
- combined (any combination of line, cubic line, scatter, bar, range bar, bubble) chart
- cubic line chart
All the above supported chart types can contain multiple series, can be displayed with the X axis horizontally (default) or vertically and support many other custom features. The charts can be built as a view that can be added to a view group or as an intent, such as it can be used to start an activity.
http://code.google.com/p/achartengine/