ReadWriteWeb originally posted an article on mobile app builders back in 2009. Since that time, they updated the article in late 2010 with a google spreadsheet – Mobile App Builders/Services where ShoutEm is listed. They said:
But focusing on just “DIY” tools for just the iPhone platform is an outdated way of looking at mobile development, if we do say so ourselves. Android, Windows Phone 7, BlackBerry, Symbian and other platforms are now important considerations too, as is the mobile Web itself. Plus, there is a wide range of services supporting mobile development all the way from DIY kits up to developer-friendly, cross-platform SDKs.