"I don't want to get a $100 dedicated server, because in the first month, I might have...zero income." What is the cost of your time for 2-3 months of developm

"I don't want to get a $100 dedicated server, because in the first month, I might have...zero income." What is the cost of your time for 2-3 months of development? Is it over $100? "Zero income" is your big risk, not whether you can code the product. Go find your customers. Get commitments from them that they would pay your price for your app so you know you'll be making money on day 1. Rob Walling's book "Start Small, Stay Small" is a nice guide to this process.