tracking download from Android Application
<p>I need to do following thing from my android application please give me idea to make it possible.</p>

<p>I want to give the Google play link of client Application In my application, And when user will download the Application, We have to give some reward to user. </p>

<p>Now problem is how My client will know that user download app from my link not from Google play directly. Is there is any way i can assure to client it is downloaded through my link.</p>

<p>Please give me some suggestions. </p>
