../../guide/topics/ui/accessibility/services.html">Building
  Accessibility Services</a></li>
</ul>

</div>
</div>


<p>Accessibility services are a feature of the Android framework designed to
provide alternative navigation feedback to the user on behalf of applications
installed on Android devices.  An accessibility service can communicate to the
user on the application's behalf, such as converting text to speech, or haptic
feedback when a user is hovering on an important area of the screen.  This
lesson 