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    copied!<p>The Music sample app has a class <a href="http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android-apps/2.1_r2/com/android/music/MusicUtils.java" rel="nofollow">MusicUtils</a>:</p> <pre><code> /* Try to use String.format() as little as possible, because it creates a * new Formatter every time you call it, which is very inefficient. * Reusing an existing Formatter more than tripled the speed of * makeTimeString(). * This Formatter/StringBuilder are also used by makeAlbumSongsLabel() */ private static StringBuilder sFormatBuilder = new StringBuilder(); private static Formatter sFormatter = new Formatter(sFormatBuilder, Locale.getDefault()); private static final Object[] sTimeArgs = new Object[5]; public static String makeTimeString(Context context, long secs) { String durationformat = context.getString( secs &lt; 3600 ? R.string.durationformatshort : R.string.durationformatlong); /* Provide multiple arguments so the format can be changed easily * by modifying the xml. */ sFormatBuilder.setLength(0); final Object[] timeArgs = sTimeArgs; timeArgs[0] = secs / 3600; timeArgs[1] = secs / 60; timeArgs[2] = (secs / 60) % 60; timeArgs[3] = secs; timeArgs[4] = secs % 60; return sFormatter.format(durationformat, timeArgs).toString(); } </code></pre> <p>which you can use.</p> <p>But carlovv's solution will work too, if you divide the result of getCurrentPosition() by 1000, as the method returns milliseconds.</p> <p>this is what goes in your strings.xml</p> <pre><code> &lt;string translatable="false" name="durationformatshort"&gt; &lt;xliff:g id="format"&gt;%2$d:%5$02d&lt;/xliff:g&gt; &lt;/string&gt; &lt;string translatable="false" name="durationformatlong"&gt; &lt;xliff:g id="format"&gt;%1$d:%3$02d:%5$02d&lt;/xliff:g&gt; &lt;/string&gt; </code></pre>
 

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