App Store or web checkout: the math at 15%

A US iPhone app can send buyers to its own checkout and pay Apple nothing on the sale. For a developer in Apple's Small Business Program that is worth 84 cents on a $9.99 plan, and the published results at that rate came out flat or behind. Google now charges 10% on US link-out subscriptions. Where the web route still pays, and why AI apps get more room.