title: Android Application Update Automatically
body: <p>I have created simple Android Application to send a email, Application is Works Fine. I Created a one service to download and install Android Application form server[i don't want to put that Application in Marketplace]</p>
  
  <p>I have update that Android Application in Future and built as a apk then upload it in server </p>
  
  <p><strong>Problem is In device i need to update that Application if i did some changes in Application</strong></p>
  
  <p>Give some useful ideas  </p>