I know they want to heavily support the &quot;pay what you want&quot; model, as a way to appreciate and reward open source developers for their work. Proprietary apps are supported too, kentonv mentions in-app payments specifically.<p>Source: <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10150249" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10150249</a>