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 13 
 14<html> 
 15<head> 
 16  <title>Android Version Guide - Android Accessibility</title> 
 17  <link rel="stylesheet" type="text/css" href="style.css"> 
 18</head> 
 19 
 20<body> 
 21<div id="main_body"> 
 22
 23<h1>Android Version Guide</h1>
 24
 25<div class="nav">
 26  <div class="nav_back">
 27    <a href="apps.html">Previous: Accessible Apps</a>
 28  </div>
 29  <div class="nav_up">
 30    <a href="index.html">Up: Android Accessibility</a>
 31  </div>
 32  <div class="nav_next">
 33    <a href="troubleshooting.html">Next: Troubleshooting</a>
 34  </div>
 35</div>
 36
 37<p>
 38While the experience is largely the same on most Android phones, each new version of Android
 39starting with version 1.6 has added new accessibility features. This is a guide to which
 40features were introduced in each version, which might be helpful in deciding whether to purchase
 41a phone with a particular Android version.
 42</p>
 43
 44<h2>Android 1.6 "Donut"</h2>
 45
 46<ul>
 47<li>First version to support Accessibility. Comes with Pico TTS engine.
 48<li>Some talking apps can use alternative speech engines if you install
 49    TTS Extended, but Loquendo voices are not compatible.
 50</ul>
 51
 52<h2>Android 2.1 "Eclair"</h2>
 53
 54<ul>
 55<li>Some talking apps can use the Loquendo TTS engine.
 56</ul>
 57
 58<h2>Android 2.2 "Froyo"</h2>
 59
 60<ul>
 61<li>Fixed bug that could cause an application to suddenly stop talking.
 62<li>Support for alternative TTS engines is built-in. All talking apps
 63    can use Pico, Espeak, Loquendo, or other speech engines.
 64<li>Accessibility Settings adds a new option, Power button ends call,
 65    so that you don't need to find an End Call button on the touch screen
 66    to hang up.
 67</ul>
 68
 69<h2>Android 2.3 "Gingerbread"</h2>
 70
 71<ul>
 72<li>No major changes to Accessibility in this version.
 73</ul>
 74
 75<h2>Android 3.1 "Honeycomb"</h2>
 76
 77<ul>
 78<li>Only available on tablet devices.
 79<li>Web accessibility can be enabled in Accessibility settings.
 80</ul>
 81
 82<h2>Android 4.0 "Ice Cream Sandwich"</h2>
 83
 84<ul>
 85<li>Enable Accessibility on brand-new devices by drawing a rectangle at the
 86    initial set-up screen.
 87<li>"Explore by touch" feature. Use touch gestures to explore and interact
 88     with on-screen content on devices without physical buttons.
 89<li>TalkBack includes KickBack and SoundBack functionality.
 90</ul>
 91
 92<div class="nav">
 93  <div class="nav_back">
 94    <a href="apps.html">Previous: Accessible Apps</a>
 95  </div>
 96  <div class="nav_up">
 97    <a href="index.html">Up: Android Accessibility</a>
 98  </div>
 99  <div class="nav_next">
100    <a href="troubleshooting.html">Next: Troubleshooting</a>
101  </div>
102</div>
103
104</div>
105</body>
106</html>