Shameless plug: Revela Preço, an app to do price surveys (brazilian market) https://play.google.com/store/apps/details?id=br.com.revelapreco https://play.googl

Shameless plug: Revela Preço, an app to do price surveys (brazilian market) https://play.google.com/store/apps/details?id=br.com.revelapreco https://play.google.com/store/apps/details?id=br.com.revelap... Well, not profitable yet, but promising :D