The answer is quite simple, many people don&#x27;t <i>want or need</i> any other apps than those in the App Store. Most people are not developers or computer nerds.
And what they get in return is for example an (almost) malware free device.<p>I&#x27;ll probably get downvoted for saying this...<p>Anyway here&#x27;s an example, Google them, all reports show the same results: 
&gt; &quot;Kaspersky Lab experts estimate that 98.05% of all existing mobile malware targets the users of Android devices.&quot;
<a href="http:&#x2F;&#x2F;media.kaspersky.com&#x2F;pdf&#x2F;Kaspersky-Lab-KSN-Report-mobile-cyberthreats-web.pdf" rel="nofollow">http:&#x2F;&#x2F;media.kaspersky.com&#x2F;pdf&#x2F;Kaspersky-Lab-KSN-Report-mobi...</a>