Xamarin

I have to assume if oxyplot had issues passing certification someone would have fixed/reported it by now.

OxyPlot is what I mess around with some as well. If I remember correctly, it has a Xamarin.Android version as well (available on their main page), although it is in Alpha.

This is amazing!

Hi now I'm currently working in task called annotation. I go through the annotation sample of monotouch https://github.com/Emasoft/OxyPlot.2DGraphLib.MonoTouch. Its working fine but I need the annotat

You could try https://oxyplot.codeplex.com/ - their MonoTouch sample was cool

For simple, scientific plotting, the OxyPlot sample on MonoTouch looked lovely - really quick and clean.