Designing reports using BIRT Studio : Presenting data in a chart : About charts : Software requirements
 
Software requirements
You can view BIRT charts and HTML5 charts without installing additional software, across operating systems on mobile devices.
Although both Flash charts and HTML5 charts provide animated charts for users to view and interact with, users must first install Flash Player to view Flash charts. Flash Player installs as an ActiveX control or browser plug-in, available at the following location:
http://www.adobe.com/products/flashplayer
Support for Flash charts on mobile devices is limited to operating systems that support Flash. Additionally, Adobe has discontinued further development of Flash for mobile devices.