Yes, if you pick an idea that people definitely need, and you execute well, you'll make money. It's riskier if you try to make something completely new (like Co

Yes, if you pick an idea that people definitely need, and you execute well, you'll make money. It's riskier if you try to make something completely new (like Color) - if you just need money, then pick something that's a clear win. One example is Offline City Maps. I think almost anyone can go download the Route-Me mapping library, download OSM data, and make an offline city maps app that makes a few thousand a month.