You are downloading the SpeechSynth AppXBundle file v2016.215.2015.0 for Windows Phone. SpeechSynth is a free and useful Education app: Text-To-Speech App for Windows and Windows Phone.• Text-To-Speech• Voice Selection• Speed Selection Slider• ... You can now download the offline AppXBundle file to install & try it.
Download Locations for SpeechSynth 2016.215.2015.0 AppXBundle file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline AppXBundle File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline SpeechSynth AppXBundle file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.