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copied!<p>You can totally do that and at developer.android.com suggest it as well, when they talk about the WebView, especially if you want to build a web app for your web view. Reference here: <a href="http://developer.android.com/guide/webapps/webview.html" rel="nofollow noreferrer">http://developer.android.com/guide/webapps/webview.html</a></p> <p>Id suggest not only to keep reference to the application in your User Agent but to also keep track of the version as well.</p> <p>Anyways, I was looking to change my UA too and the discussions here and the encouraged me to do so as well.</p> <p>Here is my implementation:</p> <p><strong>On your Android APP:</strong></p> <pre><code>String versionName=""; int versionCode=0; try { versionName = getBaseContext().getPackageManager().getPackageInfo(getBaseContext().getPackageName(), 0 ).versionName; versionCode = getBaseContext().getPackageManager().getPackageInfo(getBaseContext().getPackageName(), 0 ).versionCode; } catch (NameNotFoundException e) { e.printStackTrace(); } </code></pre> <p>If you want to auto increment the build number aka. versionCode you may take a look to this other <a href="https://stackoverflow.com/a/8156809/969132" title="Stack Overflow">Stack Overflow</a> post as well, the C# solution.</p> <p>Afterwards you just change the User Agent.</p> <pre><code>WebView mywebview = (WebView)findViewById(R.id.webView); String myUserAgent = " MyFancyAPPName V."+versionName+"."+versionCode; mywebview.getSettings().setUserAgentString(mywebview.getSettings().getUserAgentString()+myUserAgent); </code></pre> <p><strong>On your Web Application: In PHP</strong></p> <pre><code><?php $ua = strtolower($_SERVER['HTTP_USER_AGENT']); if(stripos($ua,'MyFancyAPPName') !== false){ //do whatever you wish here } ?> </code></pre> <p><strong>Or In JavaScript</strong></p> <pre><code>var ua = navigator.userAgent.toLowerCase(); var isAndroid = ua.indexOf("MyFancyAPPName") > -1; if(isAndroid) { //do whatever you wish here } </code></pre> <p>Or you can directly detect it from the <strong>.htaccess</strong> file:</p> <pre><code>RewriteCond %{HTTP_USER_AGENT} ^.*MyFancyAPPName.*$ RewriteRule ^(.*)$ http://www.MyWebSite/MyFancyAPPName [R=301] </code></pre>

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