GeoCoin on smart-contracts it will have public API. It will allow third-party developers to cooperate.
When they will move to smart-contracts it will be evidence of their intentions. And also, basicly, if developers announce a roadmap and follow it, it is a good sign.
Implementation of each step in roadmap will be another big news.
3rd Party Dev -> "Hey I wrote this awesome app that lets you pick up real money with your phone!"
Users -> "Wow, so cool! How do I sign up?"
3rd Party Dev -> "Just go to this sign up link and fill out the form, easy!"
If you don't wana to cooperate it is your own sacred right. No one here forces you.
GeoCoin is not only frontend. It is also backend. They run their own server. Also they announced development of system based on smart-contracts.