> But I challenge you to find a payment provider who will let you sell something for .99 and wants much less than 30%, as a fee or percentage.

I believe PayPal has a special account for micropayments that charges $0.05 + 5%. That's 10% for a dollar.

https://www.paypalobjects.com/IntegrationCenter/ic_micropaym...

Not saying the app store is bad deal though.