TeeChart Java for Android - Version 2018 TeeChart Java for Android Charting component Library is written in native Android Java and supports most teechart series types including pie chart, line chart, points, area, bar, gauges and maps and 2D, 3D formats.Includes 100% native Java code and offers 50 Chart types in 2D and 3D plus multiple combinations, 330+ financial and statistical indicators and 20 Chart tools components for additional functionality.