Twitter clients may have been a design playground in the early days of the App Store, but it’s weather apps that have carried the torch. That’s because the developers of weather apps have to simultaneously contend with a vast amount of data and a wide variety of user preferences.

Twitter clients may have been a design playground in the early days of the App Store, but it’s weather apps that have carried the torch. That’s because the developers of weather apps have to simultaneously contend with a vast amount of data and a wide variety of user preferences.