Colibri is an iPhone app that challenges all your daily rides.
Open the app and look at the map, some areas highlight challenges to achieve.
The challenges always consist on finding an unusual point of view in the area and take a picture of it.
Once it's done, an image recogniction API analyzes your picture and validates it or not.
When succeeding, you earn points allowing to unlock trophies.
Colibri was built using Swift