&gt; He says it costs more than $200,000 a year to maintain the app, which was developed by Multi Brains LLC, and his organization has begun buying ads on Google and Facebook.<p>That sounds a tad bit less (even assuming 250K, to account for &quot;more than&quot;) considering it includes salaries for &gt;2 app developers, hardware&#x2F;AWS costs and marketing costs which seem to include Google and Facebook ads. What am I missing here?