Please note Cast/Save/Share is disabled only on the Xbox, as it is not fully supported.
Robot Talk is a Text To Speech application.
There is the option to save to an audio file, as well as play the text as speech.
You can also share saved files with friends/family.
Added Playto feature. Make sure to use playto button to connect to a device, then hit the speak button to speak via the connected device. To change the device use the playto button to select another device. Note to be able to access the playto button, you will have to use the speak button first.
Added the option to change the pitch/rate of the voice.