title: API or SDK for speech to text(speech recognition ) iphone
body: <p>Hi I want to have a speech recognition api or sdk which recognises the speech spoken by the user and gives it's text form.</p>
  
  <p>Detailed Description is as follows:  </p>
  
  <p>In my application I need to play an audio file and text of which is already there with me. When audio starts playing the word should be highlighted which is spoken(from the audio file).  </p>
  
  <p>So if I am able to get the word from api or sdk then it is possible to highlight it.</p>
  
  <p>Apart from I googled a lot for api and I came across <a href="http://www.creaceed.com/ceedvocalsdk/" rel="nofollow">ceedvocalsdk</a> but it's not available for free trial.</p>
  
  <p>If someone can provide any idea other than this suiting to my requirement  or api or sdk , I will be highly Thankful.   </p>