Some time ago, network sources reported that Apple may move iMessage to other platforms, particularly on Android. However, this information was not confirmed. But recently, the former head of iOS development, Scott Forstall confirmed that such plans were indeed.
According to Forstall, some time ago Apple considered the possibility of the release of the Android version of iMessage. This cupertinos tried to enlist the support of mobile operators, asking them to add some new features to the existing communication standards.
Guide the Apple company was not against you significantly increase the audience of one of their services at the expense of the users of competing platforms. Designers have even designed the interface for Android version of iMessage in the style Material Design.
However, all these developments are not useful. In the process of working on the Android version of messenger, developers are faced with a number of technical problems, most of which concerned the interoperability of different versions of iMessage, as well as the security of transmitted messages.