You can call this sample application like 有声时钟，报时钟, 报时助手, voice you time, speaking time, talking clock, speaking clock, etc. Speak hour and minute for your setting. With new Android's design concept. Free, simple and easy to use if compare it with other same type applications, without any complex settings etc. Of cos, it needs more improvements and new features.
The MIT License (MIT)
Copyright (c) 2015 Xinyue Zhao `Chris´
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.