So a more colorful and vivid logo is likely to stand out ... vivid colors and rounded corners. Since this app offers a flashlight, it’s also important to keep the icon bright to exude brightness ...

While the graphic logos of Duracell, Tiffany, or Corona may not immediately come to mind, the copper top, the robin’s egg ...

Smartphones and apps are important cultural markers, and their evolving designs reflect our collective moment and mood. Judging by all the black-heavy logos, we live in the land of brooding goth apps.