iSpeech Text to Speech (TTS) and Speech Recognition (ASR) SDK for PHP lets you Speech-enable any PHP App quickly and easily with iSpeech Cloud. The SDK has a small footprint and supports 27 TTS and ASR languages and 15 for freeform dictation voice recognition.
The iSpeech Android SDK can be tested with this API key: "developerdemokeydeveloperdemokey".
The "developerdemokeydeveloperdemokey" API key has a 100 word limit. It's meant to be used in debug mode.
Register your own API key at http://www.ispeech.org/developers.