App-Building Tools - Adobe Flex

Adobe Flex ( www.adobe.com/products/flex.html )

Adobe Flex is a free open source framework that enables developers to build apps for iOS, Android and Blackberry OS using the same code. The easiest way to use Adobe Flex is to download the Adobe Flash Builder package which is free to try. The standard version of Adobe Flash Builder is $250 while the Premium version is $700.

Adobe Flex uses Adobe ActionScript (which is similar to JavaScript) and MXML (a type of XML) as the programming languages. Adobe provides a lot of resources to help you get started with Adobe Flex
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